Compleated Destiny

Enchant creature or planeswalker
Enchanted permanent isn't a planeswalker and is
a creature in addition to its other types. (Loyalty abilities can still be activated)
Enchanted creature gets +4/+4, has flying and
toxic 3, and is a Phyrexian in addition to its
other types.
When enchanted creature dies, return
Compleated Destiny to its owner's hand.