Jerry, Menacing Mouse

Partner with Tom, Tenacious Cat

Indestructible, Menace

Whenever this creature deals combat damage to a player, exile the top card of that player’s library, you may flip a coin. If you win the flip, this creature deals damage equal to the exiled cards mana cost to the cards owner. If you lose the flip, this creature deals the damage to you. Player’s may cast spells they own exiled by this creature.
If you control Tom, Tenacious Cat and lose a coin filp from this creatures ability Exile Tom, Ten