Metamagic Mastery — Empower Spell

At 12th level, you can empower your next spell as though using the Empower Spell feat. Empowering costs 2 daily usages of metamagic mastery. Empower Spell: All variable, numeric effects of an empowered spell are increased by half, including bonuses to those dice rolls. Saving throws and opposed rolls are not affected, nor are spells without random variables.