Flame Warden: (Mage Archetype)
A master of all things pertaining to fire and explosive destruction.
Level 3 : Enhanced Embers
Description : Your fire spells do 1 additional point of damage per die.
Level 7 : Fiery Evolution
Description: A number of times per day equal to your intelligence modifier you can increase the damage dice of a fire spell by 1 step.
Level 11 : Burning Critical
When you score a critical hit you set your enemies on fire.
Level 15: Conflagration
3 times per day your fire spells double their area, if it is a single target spell it now is a 5ft burst effect.
Level 19 : Inferno
3 times per day you can make your fire spells do full damage.