|Casting time||Instant cast|
Fire specialization ability
- 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.
- 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%).
- 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.
- Patch 4.1.0 (26-Apr-2011): Combustion no longer has a global cooldown.
- / Patch 4.0.1 (12-Oct-2010): Added.