Big Ol' Bomb

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Big Ol' Bomb.png

Big Ol' Bomb

Engineer icon small.png Engineer (skill list)
Parent skill
Bomb Kit.png Bomb Kit
Profession mechanic
Weapon slot empty tango.pngWeapon slot filled tango.pngWeapon slot filled tango.pngWeapon slot filled tango.pngWeapon slot empty tango.png
Tool belt
Game link
0.5½ Activation time  20 Recharge time  

Set a timed charge with a big blast that launches nearby foes.

 Damage.png Damage: 658 (2.475)?
 Damage.png Damage: 3 (0.01)?
 Launch.png Launch: 400
 Number of targets.png Number of Targets: 5
 Duration.png Fuse Time: 3 seconds
 Radius.png Radius: 300
 Explosion.png Explosion
 Combo.png Combo Finisher: Blast
 Evade.png Defiance Break: 232[sic]

— In-game description

Related traits[edit]

Explosives Explosives

Inventions Inventions

Tools Tools

Scrapper Scrapper


The Defiance Break displays 232 instead of 332.
  • This skill causes 332 Defiance bar damage.
  • The bomb has detonation delay of about 3 seconds.
  • As long as Fire Bomb or Smoke Bomb are used immediately before or after this skill, the blast finisher will activate the respective combo field.
  • Damage value is shown without equipped weapon or kit and should not be used for power coefficient calculations.

Version history[edit]

For a detailed skill history, see here.

Patch Changes
February 28, 2022 End of Dragons release:
  • (Undocumented) Added tooltip fact Defiance Break.
February 25, 2020 Competitive content update:
  • Reduced recharge from 25 seconds to 20 seconds.
  • (Competitive split) Reduced power coefficient from 2.475 to 0.01.
August 08, 2017 Path of Fire pre-patch:
  • Increased damage by 10%.
February 22, 2017
  • This skill is now affected by Short Fuse.
  • The visual size of this bomb has been increased by 33%.
  • Skills that count as explosions for the traits Steel-Packed Powder, Explosive Powder, and Shrapnel are now marked with a skill fact.
October 18, 2016
  • The knockdown duration of this ability has been increased from 2 seconds to 3 seconds.
June 23, 2015 Specialization update:
  • Recharge reduced from 30 seconds to 25 seconds.
October 07, 2012
  • This skill has been updated to be a blast finisher.
August 28, 2012 Game release:
  • Big Ol' Bomb has been added to the game.