Trian, Faceless Red Knight

Haste and Double Strike
Whenever this card attacks, target player exile's the top 2 cards of their deck, you may play them until the end of your next turn.
{6}{r}:(You can only activate this ability when it is the end of combat) Untap all tapped creatures you control, also there is an additional combat step after this one.
{t},{r}{r}