Dorothea, Vengeful Victim // Dorothea's Retribution (VOW) / Showcase

Flying
When Dorothea, Vengeful Victim attacks or blocks, sacrifice it at end of combat.
Disturb  (You may cast this card from your graveyard transformed for its disturb cost.)
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Enchant creature
Enchanted creature has "Whenever this creature attacks, create a 4/4 white Spirit creature token with flying that's tapped and attacking. Sacrifice that token at end of combat."
If Dorothea's Retribution would be put into a
graveyard from anywhere, exile it instead.