Innistrad

Create a token that's a copy of target creature you control. Flashback 5UU (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Enchant player Creatures enchanted player controls get -1/-1.

Enchant player Whenever a creature deals combat damage to enchanted player, put a +1/+1 counter on that creature.

Each player chooses a creature they control. Destroy the rest. Flashback 5WW (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Whenever a nontoken creature you control dies, put a slime counter on this enchantment, then create a green Ooze creature token with "This token's power and toughness are each equal to the number of slime counters on Gutter Grime."

Attacking creatures you control get +1/+0. At the beginning of each upkeep, if no spells were cast last turn, transform this creature.

Defender 1U: Put a hatchling counter on this creature. Then if there are five or more hatchling counters on it, remove all of them and transform it.

Whenever another creature you control with power 2 or less enters, you may pay 1. If you do, draw a card.

Flying 2: Target player mills a card. This creature gets +X/+X until end of turn, where X is the milled card's mana value.

Flying Sturmgeist's power and toughness are each equal to the number of cards in your hand. Whenever this creature deals combat damage to a player, draw a card.