Tim, Displaced Artificer

Vigilance, Undying, Haste
Tim, Displaced Artificer's Power and toughness are equal to the number of turns he has been on the battlefield.
Pay {w}{w} or {u}{u} or {b}{b} or{r}{r} or {g}{g},
Target creature has Double Strike, First Strike and Lifelink when attacking an opponnent or planeswalker that has or controls the color used
{x}{x}, Tim, Displaced Artificer gains Annihilator X until end of turn