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'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.
'Plague Rats's power and toughness are each equal to the number of creatures named Plague Rats on the battlefield.
'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.
'{T}: Add {C}. {T}: Regenerate target Insect, Rat, Spider, or Squirrel. (The next time it would be destroyed this turn, instead tap it, remove it from combat, and heal all...
'When The Swarmweaver enters, create two 1/1 black and green Insect creature tokens with flying. Delirium — As long as there are four or more card types among cards in...
When this creature enters, choose one —
• Put two +1/+1 counters on this creature.
• Put target exiled card with warp on the bottom of its owner's library.
Mass incursions of the Forces of the Abyss are thankfully rare, for when they do happen, the suffering is terrible. Pouring forth in waves of demonic creatures on foot and...
'Ravenous (This creature enters with X +1/+1 counters on it. If X is 5 or more, draw a card when it enters.) Death Frenzy — When this creature dies, create...
'{T}: Add {C}. {T}: Regenerate target Insect, Rat, Spider, or Squirrel. (The next time it would be destroyed this turn, instead tap it, remove it from combat, and heal all...
'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.
'Landfall — Whenever a land you control enters, create a 1/1 green Insect creature token. If you control six or more lands, create a token that's a copy of this...
'Flash
Flying
Mayhem {B} (You may cast this card from your graveyard for {B} if you discarded it this turn. Timing rules still apply.)