Katherine, Cognitomancer

+2: All creatures you control gain indestructible and lifelink until end of turn.
-3: Search your library for a creature card, put it into your hand, then shuffle your library. If you have 30 or more life, you may draw two cards.
-11: Untap all creatures you control, and they gain +X/+X, where X is the highest converted mana cost among creatures you control.