Extra Edge
(Complete Arcane, page 79, DnD 3.5)
[General]
Your ability to deal spell damage is particularly striking.
Prerequisite
Warmage level 4th
Benefit
You gain a +1 bonus on your warmage edge, plus an additional +1 bonus per four warmage levels. For instance, an 8th-level warmage with 18 Intelligence gets a +7 bonus on the damage dealt by any spell that deals hit point damage.
Normal
A character's warmage edge is equal to his Intelligence modifier.