Lily, Novice of the Arcane

Lifelink, deathtouch, hexproof

Whenever, Lily, Novice of the Arcane deals combat damage to a player, you may exile any number of creatures from any number of graveyards. If you do, create a X/X Black Cat creature token with trample named Kitkat, where X is the amount of life you've gained this turn plus the number of cards exiled this turn.