Trunks, Timeline Disrupter

{2}{w}{w}{r/w}{r/w}:Plot.
First Strike
Whenever Trunks, Timeline Disrupter enters the battlefield from exile give it haste until end of turn and it perpetually gains +1/+1. then Destroy target artifact or creature an opponent controls.
Time Travel—
{2}{w}: Exile Trunks, Timeline Disrupter with three time counters. (Remove a time counter at the start of your upkeep, when the last time counter is removed you may cast this card from exile until your next end step.) Activate only as a sorcery.