The Resurrection Stone

{t}: Exile target creature in your graveyard and
create a token that's a copy of it except it's 1/1,
it's a spirit in addition to it's other types, and it
has 'When this token leaves the battlefield, return
the exiled card it's copying to your graveyard'.
''Neither ghost nor truly flesh, he had been memory
made nearly solid. Less substantial than living bodies,
but much more than ghosts.''