The Shrieker

Flying, Ward {2} Artifacts your opponents control have “{T}: Add two mana of any color to your mana pool“ Whenever an artifact an opponent controls becomes tapped, put a Shine counter on it. At the beginning of your upkeep, gain control of all permanents with shine counters on them until end of turn, then remove all shine counters from permanents, put a +1/+1 counter on The Shrieker for each counter removed this way