Sort by:
'When this creature enters, target opponent discards a card.
'Avoidance — Whenever you cast a noncreature spell, exile up to one target nonland permanent you control, then return that card to the battlefield under its owner's control.
'When this creature enters, each opponent discards a card.
'Reach, trample Whenever another creature you control enters, put X +1/+1 counters on it, where X is its power. Plot {3}{G} (You may pay {3}{G} and exile this card from...
'Create X 1/1 black Rat creature tokens with "This token can't block." Creatures you control gain haste until end of turn.
'Flash You may cast noncreature spells as though they had flash. Whenever you cast a noncreature spell, Birds, Frogs, Otters, and Rats you control get +1/+1 until end of turn....
'Instant and sorcery spells you control have lifelink. At the beginning of your upkeep, exile an instant or sorcery card at random from your graveyard. You may cast it this...
'Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) At the beginning of your upkeep, you may search your library for a Rat card, reveal it,...
'Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
'Swarm of Rats's power is equal to the number of Rats you control.
Each noncreature spell you cast has conspire. (As you cast a noncreature spell, you may tap two untapped creatures you control that share a color with it. When you do,...