The Scepter

{w/u}{t}:Exile target creature you control, then return it to the battlefield under it's owner's control.
{2}{w}{t}:The Scepter deals 3 damage to target creature or planeswalker that hasn't taken damage this turn.
{4}{u}{u}{t}: Gain control of target creature or planeswalker for as long as you control The Scepter.