User blog comment:EnderEmerald46/Ten Little Users: Ep. 1 (It Started with Ten...)/@comment-26072045-20150413014329

The killer is Valk because it starts with minor theft and escalates to murder. That's just logic.

The next person to die will be Babyface because his name is Babyface.

Death by poison candy.

Also Tony cannot die. You can't kill off a super hero. That is all.