Siren's Call Visions Activated abilities of creatures your

Activated abilities of creatures your opponents control can't be activated

Let us pray

Whenever one or more +1/+1 counters are put on this creature

{T}: Gain control of target creature with power less than or equal to this creature's power for as long as this creature remains tapped and that creature's power remains less than or equal to this creature's power

create two 2/2 black Zombie creature tokens

Siren's Call Visions Activated abilities of creatures yourCast 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.