Siren's Call [Alpha Edition] DCI Legend Membership Set: Unknown Event Type: Sorcery

Set: Unknown Event Type: Sorcery Rarity: Common Cost: {2}{R} Gain control of target creature

CON 9 (-1)

You lose 2 life

Though many fell

Set: Kaladesh Inventions Type: Artifact Creature — Construct Rarity: Mythic Cost: {X}{X} Hangarback Walker enters the battlefield with X +1/+1 counters on it

Siren's Call [Alpha Edition] DCI Legend Membership Set: Unknown Event Type: SorcerySet: Alpha 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.