Spectral Steel is a uncommon Enchantment — Aura card from Kaldheim (KHM), collector number 30. Current market price: $0.30 (foil $0.31), TCGplayer market prices via Scryfall.
Enchant creature Enchanted creature gets +2/+2. {1}{W}, Exile this card from your graveyard: Return another target Aura or Equipment card from your graveyard to your hand.