Whenever Carrion Rats attacks or blocks, any player may exile a card from their graveyard. If a player does, Carrion Rats assigns no combat damage this turn.
{B}, Discard a card: Regenerate Dirty Wererat. Threshold — As long as seven or more cards are in your graveyard, Dirty Wererat gets +2/+2 and can't block.
Trample When Sylvan Messenger enters, reveal the top four cards of your library. Put all Elf cards revealed this way into your hand and the rest on the bottom of your library in any order.
Trample When Sylvan Messenger enters, reveal the top four cards of your library. Put all Elf cards revealed this way into your hand and the rest on the bottom of your library in any order.