Cavern of Souls (0410a) (Borderless) [The Lost Caverns of Ixalan] Eldrazi Rin" in your hand] At

Rin" in your hand] At the beginning of your climax phase

Whenever another creature dealt damage this turn by a Spider you controlled dies

and put it on the top or bottom of your deck

Sacrifice a creature: Each other player sacrifices a creature

and/or Winged Beast monsters During your Main Phase: You can Special Summon 1 Level 4 or lower Beast

Cavern of Souls (0410a) (Borderless) [The Lost Caverns of Ixalan] Eldrazi Rin" in your hand] AtSet: 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.