Submerge At the start of your turn, force target nearby enemy minion to take a step toward Guile Sirens.
Can it target a unit in a different region?
Does the target minion use its enhanced move abilities?
Does it tap the target minion? Can this movement be intercepted?
Consider the group of sites below. An oversized minion occupies 1-2-4-5. Guile Sirens is #5. Can the oversized minion be pulled in any way?
Is the ability mandatory?