Increasing Vengeance is a rare Instant card from Commander 2019 (C19), collector number 147. Current market price: $0.89, TCGplayer market prices via Scryfall.
Copy target instant or sorcery spell you control. If this spell was cast from a graveyard, copy that spell twice instead. You may choose new targets for the copies. Flashback {3}{R}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)