Siren's Call [Limited Edition Beta] Tempest lands tapped for mana produce

lands tapped for mana produce mana of the chosen color instead of any other color

Set: Arena League 2000 Type: Sorcery Rare Cost: {1}{R}{R} Destroy target artifact or land

Sacrifice Misty Rainforest: Search your library for a Forest or Island card

ascendant evincar

Set: Unlimited Edition Type: Artifact Rare Cost: {3} {3}

Siren's Call [Limited Edition Beta] Tempest lands tapped for mana produceSet: Limited Edition Beta Type: Instant 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.