Your opponents can't cast spells with even converted mana costs. (Zero is even.)
Your opponents can't block with creatures with even converted mana costs.

• Number: 17
• Rarity: M
• Power: 11
• Toughness: 9
• Type: Creature
• Subtype: Eldrazi
• Mana cost: 9
• Color: Colorless
• Artist: Chase Stone