Big Boomer

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Big Boomer.png

Big Boomer

Engineer icon small.png Explosives (trait list)
Training cost
8 Hero points
Game link
Big Boomer

Deal increased strike damage to foes with a lower health percentage than you. Hitting with an Explosion heals you over a few seconds.

Big Boomer.png Big Boomer (3s): 606 (0.6)? Heal
Big Boomer.png Big Boomer (3s): 303 (0.3)? Heal

— In-game description


  • The healing functions like Regeneration; it ticks every second, but displays the total heal over the total 3 second duration.

Version history[edit]

For a detailed trait history, see here.

Patch Changes
August 23, 2022
  • (PvE only) Damage increase changed from 10% to 15%.
May 11, 2021
  • Text on many damage-increasing profession traits, runes, and sigils has been clarified to indicate whether they increase outgoing strike damage, condition damage, or all damage, as appropriate.
February 25, 2020 Competitive content update:
  • This trait has been reworked. It now increases strike damage by 10% against foes with a lower health percent than the engineer. Additionally, it causes hitting with explosion skills to heal the engineer for 3 seconds at 202 health per second. This effect does not stack.
August 08, 2017 Path of Fire pre-patch:
  • Big Boomer has been added to the game.