Siren's Call [Beta Edition] Green Set: Morningtide Type: Enchantment Rarity:

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

and the Unbeholden

Set: Exodus Type: Sorcery Rarity: Rare Cost: {2}{W}{W} Each player chooses from among the permanents they control an artifact

and a land

Activate only during your upkeep

Siren's Call [Beta Edition] Green Set: Morningtide Type: Enchantment Rarity:Set: 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.