Siren's Call [Beta Edition] Premodern At the beginning of your

At the beginning of your upkeep

• Tap all creatures your opponents control

Set: Morningtide Type: Enchantment Rarity: Rare Cost: {1}{G} Whenever a creature enters the battlefield under your control

Set: Beta Edition Type: Land — Island Mountain Rarity: Rare ({T}: Add {U} or {R}

or trample and reveal it

Siren's Call [Beta Edition] Premodern At the beginning of yourSet: 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.