Iron Man Armor is a mythic Artifact — Equipment card from Marvel Super Heroes (MSH), collector number 248. Current market price: $2.19 (foil $3.63), TCGplayer market prices via Scryfall.
When this Equipment enters, attach it to target creature you control. Equipped creature gets +2/+1 and has flying. {2}: If this Equipment isn't a creature, it becomes a 0/0 Construct Hero artifact creature with flying and "This creature gets +1/+1 for each artifact you control" until end of turn. Equip {2}