When Trial of Strength enters, create a 4/2 green Beast creature token. When a Cartouche you control enters, return Trial of Strength to its owner's hand.
You may look at the top card of your library any time. You may cast creature spells from the top of your library. You can spend mana of any type to cast creature spells.
Aftermath Until end of turn, creatures you control gain menace and "Whenever this creature deals combat damage to a player, that player discards a card."