![Professor Cozmo's Discovery (89/110) (Stamped) [EX: Holon Phantoms] DYN131 Set: Speed Duel: Tournament Pack](https://cdn.shopify.com/s/files/1/0881/9956/1503/files/65cb5c32-238d-5cf6-a514-39c801c2510e.jpg?v=1721886858)
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Set: Speed Duel: Tournament Pack 5 Card type: Normal Trap Rarity: Ultra Rare When an opponent's monster declares an attack: All Attack Position monsters your opponent controls lose 800 ATK for each monster they control
Set Name: Fractured Crown: Armaments Release Date: 2023-08-25 Rarity: Super Rare Card Name: Safeguard Amulet Card Number: 017 Flavor Text: Hopefully enough to block a fatal spell
Negate the effects of all face-up monsters while they are face-up on the field (but their effects can still be activated)
waiting for their inevitable release
Set: Darkwing Blast Card type: Effect Monster Rarity: Starlight Rare Attack: 200 Defense: 2100 If you control a "Ninja" card or a face-down Defense Position monster: You can Special Summon this card from your hand
Professor Cozmo's Discovery (89/110) (Stamped) [EX: Holon Phantoms] DYN131 Set: Speed Duel: Tournament PackSet: EX: Holon Phantoms Type: Supporter Rarity: Uncommon