Sentry Bot

Flash
This spell costs less to cast for each creature attacking you.
When this creature enters, you get for each creature attacking you.
At the beginning of combat on your turn, you may pay . If you do, put a +1/+1 counter on each creature you control.

EDHREC rank #10353

USD reference: $0.28 (~₱17.52) · Foil: $0.36 (~₱22.53)