Snoopy, Beagle Extraordinaire

Vigilance, reach

When Snoopy enters the battlefield or attacks, each human creature you control gets a +1/+1 counter.

Remove a +1/+1 counter from target human creature you control : add {g/w}{g/w}{g/w}.

Remove 3 +1/+1 counters from target human creature you control : exile target nonland permanent.