Cavern of Souls [Avacyn Restored]Set: Avacyn Restored Type: Land Rarity: Rare As Cavern of Souls enters the battlefield, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

Search your deck for a Mechanologist item card with cost X

Set: Sword & Shield: Fusion Strike Type: Fighting Rarity: Ultra Rare Retreat cost: Colorless

• 1 Big Game Hunter

Set: Legendary Collection Type: Fighting Rarity: Holo Rare Retreat cost: Colorless

Set: Gym Heroes 1st Edition Type: Colorless Rarity: Holo Rare Retreat cost: Colorless

• 1 Desert

Set: Jungle Unlimited Type: Lightning Rarity: Holo Rare Retreat cost: Colorless

Set: EX: Dragon Type: Water Rarity: Holo Rare Retreat cost: Colorless

• 1 Rile

Set: EX: Power Keepers Type: Fire Rarity: Ultra Rare Retreat cost: Colorless

Set: EX: Trainer Kit - Latios Type: Colorless Rarity: Promo Retreat cost: Colorless

Set: HeartGold & SoulSilver: Undaunted Type: Fighting Rarity: Holo Rare Retreat cost: Colorless