Bezekira

Hexproof
{x}{r}: Bezekira gets +X/+0 until the end of
turn.
{r}{r}: If Bezekira is blocked, exile it.
{r}{r}{r}{r}: Sacrifice a creature. If Bezekira is exiled, return it to the battlefield under your control with your choice of a first strike, haste,
or menace token.