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

You own target card in the ante

and up to one without

Set: Modern Masters 2015 Type: Creature — Lhurgoyf Mythic Cost: {1}{G} Tarmogoyf's power is equal to the number of card types among cards in all graveyards and its toughness is equal to that number plus 1

{T}: Desert deals 1 damage to target attacking creature

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.