3CR

Hexproof
3CR cost {x} less to cast for each creature in your graveyard
If a creature was put in the graveyard this turn
you may instead {5}, {t}, exile the creature with 5
time counters on it. During your upkeep remove a counter, when the last one is removed put the
creature back on the field an a 0/8 Gated Wall artifact creature with defender