Cavern of Souls [Modern Masters 2017] Shadows over Innistrad Prerelease Promos Citizens are free to do

Citizens are free to do as they wish

−6: You get an emblem with "Swamps you control have '{T}: Add {B}{B}{B}{B}

Yellow Scarves General can't block

it gets +2/+2 until end of turn

Maro-Sorcerer's power and toughness are each equal to the total number of cards in all players' hands

Cavern of Souls [Modern Masters 2017] Shadows over Innistrad Prerelease Promos Citizens are free to doSet: Modern Masters 2017 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.