Storm Skreelix is a uncommon Creature — Drake Horror card from Innistrad: Double Feature (DBL), collector number 243. Current market price: $0.20 (foil $0.74), TCGplayer market prices via Scryfall.
Flying Instant and sorcery spells you cast cost {1} less to cast. Whenever you cast an instant or sorcery spell, this creature gets +2/+0 until end of turn.