Storm of Memories is a rare Sorcery card from Avatar: The Last Airbender Eternal (TLE), collector number 126. Current market price: $0.37 (foil $2.34), TCGplayer market prices via Scryfall.
Storm (When you cast this spell, copy it for each spell cast before it this turn.) Exile an instant or sorcery card with mana value 3 or less from your graveyard at random. You may cast it without paying its mana cost. If that spell would be put into a graveyard, exile it instead.