Termination Facilitator is a rare Creature — Human Assassin card from Jumpstart 2022 (J22), collector number 28. Current market price: $2.51, TCGplayer market prices via Scryfall.
{T}: Put a bounty counter on target creature or planeswalker. Activate only as a sorcery. Whenever a creature or planeswalker an opponent controls with a bounty counter on it is dealt damage, destroy it.