Worldly Priest

If Worldly Priest would be sacrificed, you map
tap it instead.
When Worldly Priest enters the battlefield each
player sacrifices a creature.
{t}, Put target creature from your graveyard onto
the battlefield and pay life equal to its converted
mana cost. If you do, exile Worldly Priest and
return it to the battlefield under your control
tapped. Activate this ability only if Worldly
Priest is the only creature you control.