Vex, The Gloomist

{t}, Exile cards from your graveyard equal to
the number of opponents you have: Target
creature card in your graveyard gains encore until
end of turn. The encore cost is equal to its mana
cost. (Exile the creature card and pay its mana cost:
For each opponent, create a token copy that attacks
that opponent this turn if able. They gain haste.
Sacrifice them at the beginning of the next end step.
Activate only as a sorcery.)

"Shadow, carry me."