Just two weeks into 2021 exploration at its Black Fly gold project near Atikokan, Ontario, Marvel Discovery Corp (TSXV:MARV, FSE: O4T1, IMTFF:OTC PINKS) has already found success in a collection of sample assays reporting high-grade gold and in one batch, visible gold that assayed an impressive 24.3 grams per tonne Au (gold).