Watery Grave [Guilds of Ravnica Promos] Unglued instant and sorcery spells you

instant and sorcery spells you cast this turn cost {3} less to cast

Set: Limited Edition Beta Type: Basic Land — Island Common Cost: ({T}: Add {U}

Set: Shadows over Innistrad Promos Type: Creature — Zombie Giant Rare Cost: {2}{B} Diregraf Colossus enters the battlefield with a +1/+1 counter on it for each Zombie card in your graveyard

and how the skin peels back

sacrifice Mana Vortex

Watery Grave [Guilds of Ravnica Promos] Unglued instant and sorcery spells youSet: Guilds of Ravnica Promos Type: Land Island Swamp Rare Cost: ({T}: Add {U} or {B}.) As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped. Few believe Duskmantle exists. Fewer find it. None live to bear witness.