Forerunners of the Hunt

At the beginning of your upkeep, choose one —
• Search your library for a Dawnguard creature
card and put it into the battlefield, then shuffle.
• Sacrifice a Dawnguard. If you do, exile target creature an opponent controls.
• At the beginning of your postcombat main
phase, untap all creatures you control.There is an additional combat phase followed by an additional
main phase. Sacrifice Forerunners of the Hunt.