Sully, Professional Scarer

Menace
When Sully, Professional Scarer attacks you may pay {3}{b}, if you do tap all creatures with power less than Sully, Professional Scarer. If Sully, Professional Scarer deals combat damage to a player, put a +1/+1 counter on Sully, Professional Scarer.
"I wont scare you, I'm off duty."