When this creature enters, exile the top card of your library. Until the end of your next turn, you may play that card.

At the beginning of combat on your turn, target creature you control gets +X/+0 until end of turn, where X is this creature's power.

{1}, {T}: Target creature gets +1/+1 until end of turn. Activate only as a sorcery.

First strike Whenever this creature attacks, add {R}. Until end of turn, you don't lose this mana as steps and phases end.

When this creature enters, if an opponent lost life this turn, add {B}{R}. {1}{R}, Discard a card: Draw a card.

Offspring {2} (You may pay an additional {2} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.) Valiant — Whenever this creature becomes the target of a spell or ability you control for the first time each turn, Mice you control get +1/+0 until end of turn.

Valiant — Whenever this creature becomes the target of a spell or ability you control for the first time each turn, put a +1/+1 counter on it. When this creature dies, it deals damage equal to its power to each opponent.

Offspring {1} (You may pay an additional {1} as you cast this spell. If you do, when this creature enters, create a 1/1 token copy of it.) When this creature enters, target creature you control gets +1/+1 until end of turn.

Flash Valiant — Whenever this creature becomes the target of a spell or ability you control for the first time each turn, tap target creature an opponent controls.

Valiant — Whenever this creature becomes the target of a spell or ability you control for the first time each turn, it gets +0/+2 until end of turn. {1}, Sacrifice this creature: Destroy target artifact or enchantment.

Trample Whenever you expend 4, target creature you control gets +1/+1 and gains trample until end of turn. (You expend 4 as you spend your fourth total mana to cast spells during a turn.)

Whenever this creature attacks, untap target nonland permanent.

{3}{W}: Creatures you control get +1/+1 until end of turn.

When this enchantment enters, exile target nonland permanent an opponent controls until this enchantment leaves the battlefield.

Flash Enchant creature When this Aura enters, draw a card. Enchanted creature gets +1/+0 and has flying.

Gift a Food (You may promise an opponent a gift as you cast this spell. If you do, they create a Food token before its other effects. It's an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life.") Target creature you control gets +2/+2 until end of turn. If the gift was promised, that creature also gains indestructible until end of turn.

Target creature gets +2/+2 until end of turn. Up to one other target creature gets +1/+1 until end of turn.

Target creature gains trample until end of turn. It also gets +1/+0 until end of turn if you control a Mouse. Draw a card.

Target creature you control gets +1/+0 until end of turn. Then it deals damage equal to its power to target creature you don't control.