While Zack barely knew the girl, he did know that she was from his world and that she was Aerith's friend. That was more than enough to make him worry about her. Still, Aerith was the gentle, healing one. So he hung back near Zelos as well, recalling Lyta's earlier inquiry and decided to address it while the younger girl was dealt with.

"I could probably kick in a door if I really had to," he said with a nod. "This'll help, too." He gave a simple spin of his sword, glancing down at the hilt. It was nothing fancy, but ramming it against a look might prove rather helpful.