Mage

+1: Add two Spells, two Arcane Blasts, and a Spell Recovery into your deck. (As a Caster, gain +1 max spell level)
+3: Add two Spells into your deck, and exchange a Spell for a new one. (As a Caster, gain +1 max spell level)
+5: Add one Spells and a Potent Cantrip into your deck, and exchange a Spell for a new one. (As a Caster, gain +1 max spell level)