Jan Jansen, Power Incarnate

{3}{b}{r}: Target player gains {3} and you gain control of target artifact. If target artifact is chosen by target player instead of you, draw a card. If you gain control target artifact and target play take damage from a source you control on the same turn, gain 10 life.
Threat Assesment- Take no damage for 10 turns, each opponent takes 10xdamage and you gain life equal to damage taken. Draw 10 Cards
He's just that powerful