Halo Scarab is a common Artifact Creature — Insect card from Streets of New Capenna (SNC), collector number 239. Current market price: $0.21 (foil $0.20), TCGplayer market prices via Scryfall.
{2}, Exile this card from your graveyard: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")