Gem-Knight Obsidian - HA06-EN031 - Super Rare - 1st Edition Tweet Out of stock. Wishlist View this product on the Buylist Details Passcode: 19163116 Set: Hidden Arsenal 6: Omega Xyz ATK/DEF: 1500/1200 Card Number: HA06-EN031 Monster Type: Rock Rarity: Super Rare Attribute: Earth Card Text: If this card is sent from the hand to your Graveyard: You can target 1 Level 4 or lower Normal Monster in your Graveyard; Special Summon that target. Level: 3 Card Type: Effect Monster Name: Gem-Knight Obsidian Edition: 1st
