Annie Joins Up is a rare Legendary Enchantment card from Outlaws of Thunder Junction Promos (POTJ), collector number 191s. Current market price: — (foil $7.28), TCGplayer market prices via Scryfall.
When Annie Joins Up enters, it deals 5 damage to target creature or planeswalker an opponent controls. If a triggered ability of a legendary creature you control triggers, that ability triggers an additional time.