Spell fire sealoffire
  • Combustion
  • 40 yd  range
  • 45 sec cooldown
  • 10.0% of base mana
  • Instant cast
  • Resets the cooldown on Inferno Blast and combusts your Ignite on the target, burning for additional damage over 10 sec equal to 8 seconds of Ignite's current damage over time.
Usable by
Casting timeInstant cast
Cooldown45 sec
Level required77
Related debuff
Spell fire sealoffire
  • Magic
  • Combustion
  • Suffering X Fire damage every 1 sec.
  • Duration: 10 seconds
TCG image
For the old version, see Combustion (old).
A little fire goes a long way.
- Cerripha Sunstreak TCG

Combustion is a mage ability learned at level 77 for those with the Fire specialization. It grants a DoT if the target is under the effects of [Ignite] and also resets the cooldown of [Inferno Blast].

Modified by

Spell fire firebolt02 Fire specialization ability

Patch changes

  • Warlords-Logo-Small Patch 6.0.2 (14-October-2014): Combustion no longer deals direct damage or stuns.; Combustion's damage has been increased by 100% and replaces Deep Freeze for Fire Mages.
  • Mists-Logo-Small Patch 5.4.0 (10-Sep-2013): Combustion on targets affected by the Mage's Ignite now deals additional damage equal to 20% of Ignite's damage per tick (down from 50%).
  • Mists-Logo-Small Patch 5.1.0 (27-Nov-2012): Combustion's periodic damage is now based only on the current Ignite, instead of both Ignite and Pyroblast. Damage has been increased to bring it up to approximately the same level as before.
  • Cataclysm-Logo-Small Patch 4.1.0 (26-Apr-2011): Combustion no longer has a global cooldown.
  • Wrath-Logo-Small/ Cataclysm-Logo-Small Patch 4.0.1 (12-Oct-2010): Added.

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