Relentless Rats gets +1/+1 for each other creature on the battlefield named Relentless Rats. A deck can have any number of cards named Relentless Rats.
Near Mint - $3.80
Lightly Played - $3.00
Moderately Played - $2.60
Heavily Played - $2.30
Damaged - $1.90
Near Mint Spanish - $3.80
Lightly Played Spanish - $3.00
Moderately Played Spanish - $2.60
Heavily Played Spanish - $2.30
Damaged Spanish - $1.90