Daxos the Returned 43 (Commander 2015)

Whenever you cast an enchantment spell, you get an experience counter. {1}{W}{B}: Create a white and black Spirit enchantment creature token. It has "This creature's power and toughness are each equal to the number of experience counters you have."

NM - $28.20
LP - $22.60
MP - $17.00
HP - $11.30
DMG - $5.70