Bloodthirsty Adversary is a mythic Creature — Vampire card from Innistrad: Midnight Hunt Promos (PMID), collector number 129s. Current market price: — (foil $4.76), TCGplayer market prices via Scryfall.
Haste When this creature enters, you may pay {2}{R} any number of times. When you pay this cost one or more times, put that many +1/+1 counters on this creature, then exile up to that many target instant and/or sorcery cards with mana value 3 or less from your graveyard and copy them. You may cast any number of the copies without paying their mana costs.