Zhuque Mercy

Flying, Undying
{x} Regenerate X target creatures.
{5} {r} Return Zhuque Mercy from the graveyard to the battlefield.
3{r} Return target Phoenix (excluding Zhuque Mercy) or 2 power or lower creature.
If Zhuque Mercy is put into exile, return Zhuque Mercy to your deck, shuffle your deck afterwards.