Loremaster

From publisher blurb:

This edition of “Fantastic Feats” – a series of feats based around a certain theme or subject – is about the prestige class Loremaster, the gatherer and keeper of secrets.

The feats in this volume are:

Assisted Casting - Sacrifice one spell to boost minimum damage of next one
Assisted Creation - Give up arcane power to assist in crafting
Assisted Greater Lore - Transform your spell power into spellcraft effectiveness
Assisted Lore - Use your spells to grant you a bonus to knowledge
Assisted Mind - Spellpower is used to bolster your will!
Battle Plan - Release stored spell power for a boost in combat
Fast Learner - Learning new spells is now a tad easier for you