Necromancy's Archivist

Eminence - Whenever a non-token creature you control is put into the graveyard you may pay X
where X is the creatures mana value if you do
create a token that's a copy of it expect its a
Zombie in addition to its other types.
When Necromancy's Archive enters the
battlefield you may return any number of
creature cards from your graveyard to your hand
and creature spells you cast this turn cost {2}
less to cast.