Cavern of Souls (0410f) (Borderless) [The Lost Caverns of Ixalan] 065 Set: World Championships 2013 Type:

Set: World Championships 2013 Type: Psychic Rarity: Rare Retreat cost: Colorless

At the Astrotorium

"Synchro Dragon"

Set: Burger King Promos: 2009 Collection Type: Colorless Rarity: Promo Retreat cost: Colorless

where X is the number of influence counters on Palantir of Orthanc

Cavern of Souls (0410f) (Borderless) [The Lost Caverns of Ixalan] 065 Set: World Championships 2013 Type:Set: The Lost Caverns of Ixalan Type: Land Rarity: Mythic 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.