{Tap}: Add {R} or {G} to your mana pool.
{R}{G}, {Tap}, Sacrifice Gruul Cluestone: Draw a card.

Forgotten under rocks and vines, Gruul symbols mark the sites of primitive rituals where shamans once chanted to the wild.

• Number: 140
• Rarity: C
• Type: Artifact
• Mana cost: 3
• Color: Artifact
• Artist: Raoul Vitale