Musakani Magatama is a Rare Trap Card card from Yu-Gi-Oh! (Storm of Ragnarok, STOR). Current market price: $0.12.
Rare
Storm of Ragnarok (STOR)
Card Text
When your opponent activates a Spell/Trap Card, or monster effect, that destroys a card(s), while you control a "Six Samurai" monster: Negate the activation, and if you do, destroy it.
