Siren's Call [Limited Edition Beta] Artifact Creature When you control no lands

When you control no lands

Shuffle Green Sun's Zenith into its owner's library

(Then put Timetwister into its owner's graveyard

Set: Limited Edition Beta Type: Artifact Rarity: Uncommon Cost: {1} You have no maximum hand size

Siren's Call [Limited Edition Beta] Artifact Creature When you control no landsSet: Limited Edition Beta 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.