Jack Octagon

When Jack octagon enters the battlefield, Create
a 1/1 legendary red creature called Elmo.
At the beginning of upkeep, if you control
exactly 8 creatures, you win the game. If you
have exactly 8 life, you gain 12 life. If you have
exactly 8 cards in your graveyard, You return
one card from your graveyard to your hand and
exile another.