| Gem-Knight Obsidian | |
| Type: | Effect Monster |
| Sub-Type: | Rock |
| Attribute: | EARTH |
| Level: | 3 |
| ATK: | 1500 |
| DEF: | 1200 |
| 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. |
| Password: | 19163116 |
| Printings |
Astral Pack 8 (AP08-EN020) -
2015-10-23 Hidden Arsenal 6: Omega Xyz (HA06-EN031) - 2012-07-24 |