Worn Powerstone [Commander Anthology Volume II] XY37 This card cannot be Special

This card cannot be Special Summoned except by the effect of Transcendent Wings

Set: Duel Terminal 3 Card type: Effect Monster Rarity: Common Attack: 800 Defense: 1500 All face-up monsters your opponent controls lose 300 ATK and DEF for each face-up "Naturia" monster you control

Set: Dark Beginning 1 Card type: Effect Monster Rarity: Common Attack: 2500 Defense: 2400 You can only activate this card's effect during your opponent's damage calculation

Set: Legendary Collection 2 Card type: Fusion/Effect Monster Rarity: Secret Rare Attack: 2100 Defense: 1200 "Elemental HERO Avian" + "Elemental HERO Burstinatrix" Must be Fusion Summoned and cannot be Special Summoned by other ways

Set: Battle Pack: Epic Dawn Card type: Normal Spell Rarity: Rare Attack: 0 Defense: 0 Reveal the top 3 cards of your Deck

Worn Powerstone [Commander Anthology Volume II] XY37 This card cannot be SpecialSet: Commander Anthology Volume II Type: Artifact Rarity: Uncommon Cost: {3} Worn Powerstone enters the battlefield tapped. {T}: Add {C}{C}. Even a fragment of a powerstone contains within it not just energy, but spacevast dimensions trapped in fragile crystal.