Siren's Call [Alpha Edition] Giant sacrifice it unless you discard

sacrifice it unless you discard a card at random

Set: Urza's Saga Type: Sorcery Rarity: Rare Cost: {2}{U} Each player may put an artifact

they rarely understand them

Set: Vanguard Series Type: Vanguard Rarity: Rare Creatures you control have reach

Nature grows solutions to its problems

Siren's Call [Alpha Edition] Giant sacrifice it unless you discardSet: Alpha 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.