Mightstone [Antiquities] 84 All face-up Gravekeeper's Monsters gain

All face-up Gravekeeper's Monsters gain 200 ATK and DEF

Set: Photon Shockwave Card type: Effect Monster Rarity: Super Rare Attack: 0 Defense: 2000 FLIP: You can add 1 "Gem-Knight Fusion" from your Deck to your hand

Set: Ancient Sanctuary Card type: Effect Monster Rarity: Common Attack: 1300 Defense: 1800 A monster that battles with this Defense Position card is returned to the top of the owner's Deck at the end of the Damage Step

is activated while you control an "Orcust" Link Monster: Negate the activation

Set: Noble Knights of the Round Table Box Set Card type: Equip Spell Rarity: Platinum Rare Attack: 0 Defense: 0 Equip only to a "Noble Knight" monster

Mightstone [Antiquities] 84 All face-up Gravekeeper's Monsters gainSet: Antiquities Type: Artifact Rarity: Uncommon Cost: {4} Attacking creatures get +1 +0. While exploring the sacred cave of Koilos with his brother Mishra and their master Tocasia, Urza fell behind in the Hall of Tagsin, where he discovered the remarkable Mightstone.