Bright-Palm, Soul Awakener 1/444 (Commander: March of the Machine)

Backup 1 (When this creature enters, put a +1/+1 counter on target creature. If that's another creature, it gains the following ability until end of turn.) Whenever this creature attacks, double the number of +1/+1 counters on target creature. That creature can't be blocked by creatures with power 2 or less this turn.

NM - $2.20
LP - $2.20
MP - $2.20
HP - $2.20
DMG - $2.20