Arya, Steel Savant

+2: Put an Upgrade token on the battlefield.
+1: Put a Steel Sword equipment on the battlefield with Equip 2 and "This creature has +1/+1 for each Upgrade token on the battlefield."
-5: Put a legendary equipment called Masterpiece on the battlefield with Equip 4 and "This creature gains +3/+3, first strike, and deathtouch."