Beastmaster Ascension 142 (Commander 2016)

Whenever a creature you control attacks, you may put a quest counter on this enchantment. As long as this enchantment has seven or more quest counters on it, creatures you control get +5/+5.

NM - $5.90
LP - $4.70
MP - $3.50
HP - $2.40
DMG - $1.50