Wandering Rats

Reunite {1}{b}{b}, Discard a card - (If Wandering
Rats is in your graveyard and you control a creature
with the same name as it, you may cast this card from
your graveyard for its reunite cost.)
Wandering Rats gets +1/+0 for each other Rat
you control.
A deck can have any number of cards named Wandering Rats.