Dyadrine, Synthesis Amalgam{X}{G}{W}

Legendary Artifact Creature — Construct

Trample Dyadrine enters with a number of +1/+1 counters on it equal to the amount of mana spent to cast it. Whenever you attack, you may remove a +1/+1 counter from each of two creatures you control. If you do, draw a card and create a 2/2 colorless Robot artifact creature token.