Invoke Calamity is a rare Instant card from Kamigawa: Neon Dynasty Promos (PNEO), collector number 147p. Current market price: $0.83 (foil $1.80), TCGplayer market prices via Scryfall.
You may cast up to two instant and/or sorcery spells with total mana value 6 or less from your graveyard and/or hand without paying their mana costs. If those spells would be put into your graveyard, exile them instead. Exile Invoke Calamity.