Eldritch Blast 5e: A Warlock's Guide to Forbidden Knowledge & Cantrips

Written by: Mysterydicegoblin.com Staff

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Time to read 15 min

Eldritch Blast is arguably one of the most iconic cantrips in Dungeons & Dragons 5th Edition (5e), particularly associated with the Warlock class. Eldritch Blast 5e is known for its versatility and power, it is often the go-to spell for Warlocks in combat situations. In this comprehensive guide, we will delve into every aspect of Eldritch Blast 5e, providing detailed information and helpful tips for both players and Dungeon Masters (DMs). With its knack for versatility and raw power, the Eldritch Blast 5e is a staple in every Warlock's arsenal. From its origin story to its intricate mechanics, we'll explore the intricacies of this spell and shed light on its usage in various combat scenarios. Whether you're new to the Warlock class or a seasoned player looking to fine-tune your spellcasting abilities, this guide will equip you with the knowledge and strategies needed to unleash devastation upon your enemies. Get ready to immerse yourself in the arcane mysteries and master the Eldritch Blast 5e to its fullest potential. Unleash your otherworldly power and leave a trail of destruction in your wake. The forbidden knowledge awaits, adventurous soul. Will you answer the call?

Understanding the Mechanics of Eldritch Blast 5e

Eldritch Blast 5e, a cornerstone of a Warlock's spellcasting repertoire, is a potent cantrip that channels otherworldly energy into destructive force. Mechanically, Eldritch Blast is a ranged spell attack that scales with the character's level, firing multiple beams as the Warlock gains power. Each beam requires a separate attack roll, making it a versatile option for targeting multiple foes or focusing fire on a single enemy. The spell's scaling damage and ability to benefit from various Warlock features and invocations make it a formidable choice in combat.


When casting Eldritch Blast, it's essential to understand how the spell's mechanics interact with other game elements. For instance, the Agonizing Blast invocation allows Warlocks to add their Charisma modifier to the damage of each beam, significantly increasing the cantrip's damage output. Furthermore, the spell's range and the number of beams it generates can be modified by certain invocations, providing additional flexibility in combat scenarios. Mastering the mechanics of Eldritch Blast empowers Warlocks to unleash its full potential on the battlefield.


To optimize the use of Eldritch Blast, players should familiarize themselves with the spell's rules, including its attack rolls, damage progression, and interactions with other class features. By understanding the intricacies of this iconic cantrip, Warlocks can strategically leverage Eldritch Blast to overcome challenges and emerge victorious in their adventures.


Eldritch Blast is a cantrip available to Warlocks in D&D 5e. A cantrip is a spell that can be cast at will, without expending a spell slot and without being prepared in advance. Eldritch Blast stands out due to its impressive damage potential and the unique enhancements available to it through various Warlock-specific abilities known as Eldritch Invocations.


Spell Description:

  • Casting Time: 1 action
  • Range: 120 feet
  • Components: Verbal, Somatic
  • Duration: Instantaneous
  • Effect: A beam of crackling energy streaks toward a creature within range. Make a ranged spell attack against the target. On a hit, the target takes 1d10 force damage (When rolling physical dice you will need to roll 1d 10 and to get your final number, you can use an auto roller, dnd beyond or use physical dnd dice, or metal dice)

Eldritch Blast 5e Damage Chart


Level Number of Beams Total Average Damage
1 1 5.5
5 2 11.0
11 3 16.5
17 4 22.0

Here is the damage chart for Eldritch Blast based on the average damage per level. The chart shows the total average damage at levels 1, 5, 11, and 17, corresponding to the increasing number of beams:


  • At level 1: 1 beam, average damage 5.5
  • At level 5: 2 beams, average damage 11.0
  • At level 11: 3 beams, average damage 16.5
  • At level 17: 4 beams, average damage 22.0

As a Warlock levels up, the spell’s damage potential increases. At 5th level, you fire two beams; at 11th level, you fire three beams; and at 17th level, you fire four beams. Each beam requires a separate attack roll, allowing for potential multiple hits on the same target or different targets.

Strengths


  • Eldritch Blast's damage increases with the Warlock's level, adding more beams as they progress. This scaling ensures it remains a potent option throughout the game.

  • Force damage is rarely resisted by enemies, making Eldritch Blast consistently effective against a wide variety of creatures.

  • Each beam of Eldritch Blast can be directed at different targets, providing flexibility in combat to either focus fire on a single foe or spread out the damage.

  • Various Eldritch Invocations, such as Agonizing Blast and Repelling Blast, can significantly enhance Eldritch Blast's effectiveness, adding damage, control effects, or range.

  • As a cantrip, Eldritch Blast can be cast at will without using spell slots, ensuring that the Warlock always has a reliable damage option available.

Weaknesses


  • Eldritch Blast's effectiveness relies heavily on the Warlock's Charisma modifier. A low Charisma score can significantly reduce its damage potential.

  • As a ranged spell attack, Eldritch Blast requires a successful hit roll against the target's AC. High AC or dexterous enemies can make it difficult to land hits consistently.

  • Enemies can use cover and terrain to impose disadvantage on Eldritch Blast attack rolls, reducing its effectiveness. Additionally, certain environments can restrict the Warlock's line of sight.

  • Over-reliance on Eldritch Blast can lead to predictability, allowing intelligent foes to develop strategies specifically to counter the Warlock's tactics.

  • Eldritch Blast can be countered by Counterspell and is affected by creatures with Magic Resistance, which can impose disadvantage on attack rolls or nullify the spell entirely.

Benefits of Using Eldritch Blast 5e as a Warlock

The benefits of incorporating Eldritch Blast 5e into a Warlock's spellcasting repertoire are manifold. Firstly, Eldritch Blast 5e scales with the character's level, ensuring that it remains a relevant and potent option throughout the Warlock's adventuring career. This scalability makes Eldritch Blast 5e a reliable source of damage that can keep pace with increasingly challenging foes as the campaign progresses. Additionally, the spell's force damage type makes it a versatile choice against a wide range of creatures, as few enemies possess resistance or immunity to force damage.


Furthermore, Eldritch Blast 5e offers Warlocks a consistent and efficient means of dealing damage at range, allowing them to contribute effectively in combat encounters of varying scales. The spell's multiple beams provide opportunities for tactical decision-making, such as targeting different foes or focusing fire to eliminate priority threats swiftly. Additionally, the spell's potential for multiple attack rolls can be advantageous when facing enemies with high Armor Class, increasing the likelihood of hitting and dealing damage.


In essence, the benefits of using Eldritch Blast 5e extend beyond raw damage output, encompassing versatility, scalability, and tactical flexibility. Warlocks who incorporate this iconic cantrip into their arsenal gain a powerful tool that can turn the tide of battle in their favor, solidifying their reputation as formidable spellcasters on the battlefield.


Understanding the mechanics of Eldritch Blast 5e is crucial for both players and DMs to fully leverage its capabilities in game scenarios.


Ranged Spell Attack

Eldritch Blast requires a ranged spell attack roll, which is determined by the Warlock's Charisma modifier plus proficiency bonus. The formula is:


Attack Roll: d20 + Charisma modifier + proficiency bonus

This roll is compared to the target's Armor Class (AC). If the roll meets or exceeds the AC, the attack hits, dealing damage.

a warlock about to cast a purple Eldritch Blast 5e

Force Damage

Force damage is one of the least resisted damage types in D&D 5e, making Eldritch Blast highly effective against a wide variety of creatures. This type of damage is akin to pure magical energy, which means very few creatures have resistance or immunity to it.


Beam Mechanics

As a Warlock levels up, the number of beams fired increases, allowing multiple attack rolls. This can be a significant advantage, as each beam can be directed at the same or different targets, increasing flexibility in combat.


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Invocations and Eldritch Blast

One of the defining features of the Warlock class is the ability to enhance Eldritch Blast 5e through Eldritch Invocations. These invocations are special abilities that Warlocks can choose at various levels, offering numerous ways to customize and power up Eldritch Blast 5e.


Key Invocations for Eldritch Blast 5e


  • Agonizing Blast: Adds the Warlock's Charisma modifier to the damage of each beam. This invocation is almost universally taken by Warlocks to maximize their damage output.
  • Repelling Blast: Allows each hit from Eldritch Blast to push the target up to 10 feet away. This can be useful for battlefield control, pushing enemies off cliffs or into hazards.
  • Eldritch Spear: Increases the range of Eldritch Blast to 300 feet. This is particularly useful for long-range combat scenarios.
  • Lance of Lethargy: Reduces the target’s speed by 10 feet until the end of your next turn. This can hinder the mobility of enemies, making it easier to control the battlefield.
  • Grasp of Hadar: Pulls a creature hit by Eldritch Blast up to 10 feet closer to the caster. This can be strategically used to bring enemies into melee range or into traps.

Maximizing the Damage Output of Eldritch Blast 5e

Maximizing the damage output of Eldritch Blast 5e requires a combination of strategic decision-making, character build optimization, and tactical acumen. One of the primary ways to enhance the damage of Eldritch Blast 5e is by selecting the Agonizing Blast invocation, which allows Warlocks to add their Charisma modifier to the damage of each beam. This simple yet potent addition significantly boosts the cantrip's damage potential, especially as the Warlock's Charisma score increases over time.


Additionally, Warlocks can further augment the damage of Eldritch Blast by selecting invocations that increase the spell's number of beams or alter its range. For example, the Eldritch Spear invocation extends the cantrip's range to an impressive 300 feet, enabling Warlocks to snipe foes from afar with deadly accuracy. By combining these invocations with careful positioning and target selection, Warlocks can maximize the damage output of Eldritch Blast and become veritable artillery units on the battlefield.


Furthermore, multiclassing or selecting certain Warlock subclasses can provide additional avenues for increasing the damage of Eldritch Blast. For instance, dipping into the Sorcerer class for the Metamagic feature can allow Warlocks to empower Eldritch Blast with additional effects, such as maximizing its damage output with the Empowered Spell Metamagic. By exploring these options and tailoring their character build to synergize with Eldritch Blast, Warlocks can unleash devastating barrages of eldritch energy upon their enemies.


To maximize the effectiveness of Eldritch Blast, consider the following tips for optimizing your Warlock:


Stat Prioritization

  • Charisma: This is the primary stat for Warlocks, affecting spell attack rolls and damage for Eldritch Blast. Maximize Charisma as soon as possible.
  • Dexterity: Useful for initiative and Armor Class (AC).
  • Constitution: Increases hit points and helps maintain concentration on spells.

Feats

  • Spell Sniper: Doubles the range of Eldritch Blast and ignores half and three-quarters cover. This feat is particularly effective when combined with the Eldritch Spear invocation.
  • War Caster: Provides advantage on Constitution saving throws to maintain concentration and allows casting spells as opportunity attacks.
  • Elemental Adept (Force): Although force damage cannot be chosen with Elemental Adept, consider this feat if your DM allows homebrew options.

Multiclassing

  • Sorcerer: The Sorcerer’s Metamagic can be incredibly useful, allowing you to twin Eldritch Blast or cast it as a bonus action with Quickened Spell.
  • Paladin: Provides additional melee capabilities and spell slots for smiting, though this is more of a thematic choice.

DM Tips for Handling Eldritch Blast 5e

Eldritch Blast 5e is a staple in the Warlock's arsenal, and its frequent use in combat can significantly influence the dynamics of encounters. As a Dungeon Master (DM), understanding how to manage and balance this powerful cantrip is crucial for maintaining challenging and engaging gameplay. This guide provides insights and strategies for integrating Eldritch Blast 5e into your campaign, ensuring that it enhances the experience for both the Warlock player and the entire party.


Encounters and Balance

  • Varied Enemies: Include enemies with different resistances and immunities to challenge the Warlock. While force damage is rarely resisted, creatures with high Dexterity or AC can pose a challenge.
  • Terrain and Cover: Use terrain and cover to provide tactical challenges. Encourage players to think creatively about positioning.
  • Environmental Hazards: Incorporate environmental hazards that can be exploited with Repelling Blast or other invocations.

Narrative Integration

  • Patron Influence: Make the use of Eldritch Blast a significant aspect of the Warlock's relationship with their patron. This can be a source of plot hooks and character development.
  • Mystical Effects: Add unique mystical effects to the spell's usage, reflecting the Warlock's connection to otherworldly forces.

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Painted hand ready to cast a green Eldritch Blast 5e

Countering Eldritch Blast 5e: Strategies and Tactics

While formidable, several strategies exist to counter spellcasting Warlocks who over-rely on Eldritch Blast 5e. Clever enemies can ready actions to strike when you pop out to blast, especially if you must chant audible verbal components. They'll quickly learn to take cover behind structures and terrain features to impose disadvantage against your beams.


Intelligent foes might observe your tactics and specially prepare against invocations like Repelling Blast. They'll lure you into narrow passages or difficult terrain to limit your mobility and firing lines. Monsters resistant or immune to force damage also seriously dampen your damage potential.


Incorporeal and flying creatures enjoy advantages against Eldritch Blast as well. What good is Repelling Blast against a ghost? Creatures with Magic Resistance impose disadvantage on your attack rolls, causing beams to go wild. Eagles harrying from above remain safely out of reach of your blasts unless you take Eldritch Spear.


A cunning melee fighter might Ready grapples or shoves to impose restrained against the Warlock, preventing somatic components. Others could Ready Counterspell, brutally punishing any Warlock desperate enough to get within 60 feet just to secure a line of sight. Eldritch Blast has counters, but so too does creativity. Stay unpredictable!


By using Eldritch Blast 5e intelligently and flavorfully, you can accomplish amazing feats worthy of legends. Yet overdependence on Eldritch Blast can lead to predictability and complacency. Do not let it become a crutch that limits your true magical potential.


Eldritch Blast 5e shines when used artfully in tandem with your broader mystical capabilities, played to its strengths while minimizing its weaknesses through shrewd tactics. Always keep advancing your mystical studies – the true key to mastering Eldritch Blast is combining it with new abilities gained through Warlock levels, invocations, and spells. Growth in skill begets growth in power.


Eldritch Blast 5e shines when used artfully in tandem with your broader mystical capabilities, played to its strengths while minimizing its weaknesses through shrewd tactics. Always keep advancing your mystical studies – the true key to mastering Eldritch Blast is combining it with new abilities gained through Warlock levels, invocations, and spells. Growth in skill begets growth in power.

warlock about to cast Eldritch Blast 5e

For example, the spell Hex synergizes phenomenally with Eldritch Blast, cursing your foe to take extra damage from your beams. Metamagic from Sorcerer multiclassing allows exotic manipulations like Twinned Spell to blast two enemies simultaneously. Warlock spells like Fly pair well with Eldritch Spear, raining blasts from the sky as you soar untouched. Internalize your entire eldritch arsenal to elevate your blasting to an art form.


The journey to mastering Eldritch Blast is a long but rewarding one. Start by thoroughly understanding the cantrip's fundamentals, capabilities, and limitations. Experiment with different invocations and creative descriptions that make your Eldritch Blast distinct. Analyze battles afterward, learn from your mistakes, and hone your decision-making.


In time, you will learn to blend Eldritch Blast seamlessly with your other magic, using it as a scalpel rather than a sledgehammer. Your foes will come to dread the warped blasts heralding your approach, be they ghastly skulls or glimmering fell arrows. Stay devoted and flexible in your mystical studies, and mastery of Eldritch Blast will come.


Now go forth, young Warlock, and unleash your Eldritch Blast upon the realm! But wield it wisely, with cunning and sophistication, lest your skill plateau and stagnate. See each battle as a lesson and opportunity to improve your mystical prowess. Though already formidable, your limits with Eldritch Blast have yet to be found. A world of uncanny power awaits you!

Conclusion

Eldritch Blast 5e is a quintessential feature of the Warlock class in Dungeons & Dragons 5th Edition, offering a unique blend of versatility, power, and thematic depth. From its scalable damage and minimal resistance due to force damage, to the various enhancements available through Eldritch Invocations, Eldritch Blast 5e stands as a formidable tool in the Warlock's arsenal.


For players, mastering Eldritch Blast 5e involves understanding its mechanics, optimizing character builds, and creatively role-playing its use. The choice of invocations, feats, and potential multiclassing options all contribute to maximizing the effectiveness and flavor of this iconic spell.


For Dungeon Masters, balancing encounters with a Warlock wielding Eldritch Blast 5e requires thoughtful encounter design, utilizing varied enemies, terrain, and environmental hazards to maintain challenge and engagement. Integrating the spell into the narrative, particularly through the Warlock's relationship with their patron, can add rich storytelling elements and character development opportunities.


By considering the advanced tactics and strategies outlined in this guide, both players and DMs can enhance their gameplay experience, making the most of Eldritch Blast's unique capabilities. Whether you are unleashing beams of crackling purple energy across the battlefield or crafting intricate scenarios that challenge the Warlock's prowess, Eldritch Blast 5e offers endless potential for dynamic and memorable gameplay.


Embrace the power of Eldritch Blast 5e, let its mystical energy illuminate your adventures, and may your Warlock's journey be filled with arcane triumphs and epic tales. Happy adventuring!

FAQ Eldritch Blast 5e

What is Eldritch Blast 5e?

Eldritch Blast 5e is a cantrip available to Warlocks in Dungeons & Dragons 5th Edition. It is a ranged spell attack that deals force damage and can be enhanced with various Eldritch Invocations.

How does the damage of Eldritch Blast 5e scale with levels?

Eldritch Blast 5e fires additional beams as the Warlock levels up:

  • 1 beam at level 1
  • 2 beams at level 5
  • 3 beams at level 11
  • 4 beams at level 17

Each beam requires a separate attack roll and deals 1d10 force damage.

Can Eldritch Blast 5e be used to target multiple enemies?

Yes, each beam can be directed at different targets, allowing the Warlock to attack multiple enemies within range on the same turn.

What are the best Eldritch Invocations to use with Eldritch Blast?

Some of the most popular invocations for enhancing Eldritch Blast 5e include:

  • Agonizing Blast: Adds the Warlock's Charisma modifier to the damage of each beam.
  • Repelling Blast: Pushes the target up to 10 feet away on a hit.
  • Eldritch Spear: Increases the range of Eldritch Blast to 300 feet.
  • Lance of Lethargy: Reduces the target's speed by 10 feet until the end of your next turn.
  • Grasp of Hadar: Pulls a target hit by Eldritch Blast up to 10 feet closer.

Does Eldritch Blast 5e require line of sight?

Yes, Eldritch Blast 5e requires line of sight to the target, as it involves making a ranged spell attack.

Can Eldritch Blast 5e be cast while the Warlock is in melee combat?

Yes, but casting a ranged spell attack while in melee range of an enemy imposes disadvantage on the attack roll.

How does Eldritch Blast 5e interact with the Hex spell?

When Hex is active, any hit with Eldritch Blast deals additional necrotic damage to the hexed target. This additional damage applies to each beam that hits the target.

Can Eldritch Blast 5e be counterspelled?

Yes, like any spell, Eldritch Blast can be counterspelled if an enemy uses Counterspell at the time it is being cast.

How does Eldritch Blast 5e interact with Antimagic Field?

Eldritch Blast 5e cannot be cast within or into an Antimagic Field, as the spell’s effects are suppressed in such an area.

What is the range of Eldritch Blast 5e?

The base range of Eldritch Blast is 120 feet. This range can be extended to 300 feet with the Eldritch Spear invocation.