Siren's Call [Beta Edition] Alpha Edition {T}: Add {B} for each

{T}: Add {B} for each basic Swamp you control

" —Rofellos

{T}: Target legendary creature gains fear until end of turn

Set: Murders at Karlov Manor Promos Type: Sorcery Rarity: Rare Cost: {X}{X}{X}{G}{U} For each of X target permanents

Set: Amonkhet Invocations Type: Legendary Creature — God Rarity: Mythic Cost: {2}{B} Menace

Siren's Call [Beta Edition] Alpha Edition {T}: Add {B} for eachSet: Beta Edition Type: Instant Rarity: Uncommon Cost: {U} Cast this spell only during an opponent's turn, before attackers are declared. Creatures the active player controls attack this turn if able. At the beginning of the next end step, destroy all non Wall creatures that player controls that didn't attack this turn. Ignore this effect for each creature the player didn't control continuously since the beginning of the turn.