Cavern of Souls (0410c) (Borderless) [The Lost Caverns of Ixalan] Arena League 2000 Set: Beta Edition Type: Instant

Set: Beta Edition Type: Instant Rarity: Rare Cost: {G} Look at the top three cards of target player's library

At the beginning of your end phase or when you play or activate an ability

Whenever Weathered Sentinels attacks

you may cast Knight spells from your graveyard

Whenever this creature attacks a player and isn't blocked

Cavern of Souls (0410c) (Borderless) [The Lost Caverns of Ixalan] Arena League 2000 Set: Beta Edition Type: InstantSet: 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.