Sort by:
'When this creature enters, destroy target creature an opponent controls.
Whenever you cast an artifact spell, create a 1/1 colorless Robot artifact creature token.
{R}, {T}: Creature tokens you control gain haste until end of turn.
'Devour 3 (As this creature enters, you may sacrifice any number of creatures. It enters with three times that many +1/+1 counters on it.) Whenever this creature attacks, it deals...
'When this creature enters, destroy target creature an opponent controls.
'When this creature enters, destroy target creature an opponent controls.
'This creature gets +1/+1 for each other creature on the battlefield named Relentless Rats.
A deck can have any number of cards named Relentless Rats.
'If an opponent had three or more cards put into their graveyard from anywhere this turn, you may pay {0} rather than pay this spell's mana cost. Exile target player's...
'Corrupted — When this creature enters, sacrifice a creature unless an opponent has three or more poison counters.
'This creature gets +1/+1 for each other creature on the battlefield named Relentless Rats.
A deck can have any number of cards named Relentless Rats.
'When this creature enters, destroy target nonbasic land.
'When this creature enters, destroy target creature an opponent controls.
'Whenever you sacrifice an artifact or creature, put a +1/+1 counter on this creature.
{1}{B}{G}, Sacrifice an artifact or creature: You gain 1 life and draw a card.