Paradox, Necro-Magus

Changeling (This creature is every creature type)
When a creature an opponent control dies, exile it. Then create a copy of it, it has decayed and is a zombie in addition to its other types
{t} Exile target instant or sorcery card from a graveyard, until end of turn you may cast that card. You may spend mana as though it were any color to cast that card