Cats you control have protection from Rats. (They can't be blocked, targeted, or dealt damage by Rats.) At the beginning of your end step, target opponent creates a 1/1 black Rat creature token with deathtouch. Whenever a Rat dies, put a +1/+1 counter on each Cat you control.
NM-Mint - $2.40
Lightly Played - $2.20
Moderately Played - $2.00
Heavily Played - $1.70
Damaged - $1.20
NM-Mint Non English - $2.40
Lightly Played Non English - $2.20
Moderately Played Non English - $2.00
Heavily Played Non English - $1.70
Damaged Non English - $1.20