You can Set this card from your hand to your Spell & Trap Zone as a Spell. During your opponent's turn, if this Set card in the Spell & Trap Zone is destroyed and sent to your GY: Special Summon it. If this card is Special Summoned during your opponent's turn: Target 1 "Artifact" monster in your GY; Special Summon it in Defense Position, also you cannot Special Summon monsters until the end of the next turn, except "Artifact" monsters. You can only use this effect of "Artifact Mjolnir" once per turn.
Near Mint / Lightly Played Unlimited - $0.50
Moderately Played Unlimited - $0.50
Heavily Played Unlimited - $0.50
Damaged Unlimited - $0.50
Near Mint / Lightly Played 1st Edition - $0.50
Moderately Played 1st Edition - $0.50
Heavily Played 1st Edition - $0.50
Damaged 1st Edition - $0.50