Siren's Call [Limited Edition Beta] Mirrodin Besieged

Siren's Call [Limited Edition Beta] Mirrodin BesiegedSet: 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.

Set: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {U} Change the target of target spell with a single target unless that spell's controller pays {2}

In ice there is perfect tranquility

that creature gets +1/+1 until end of turn

destroy all non-Wall creatures that player controls that didn't attack this turn

Phyrexian prophecies glowed on the Tree of Tales

It surveys the withering landscape

"Consider all confiscated items hostile until proven otherwise

by Asmoranomardicadaistinaculdacar

you may return that card to the battlefield under your control

{T}: Counter target activated ability from an artifact source unless that ability's controller pays {W}

Zuo Ci exhibited the mystic's ability to "shrink the land

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