"The subhuman was merely in my way. Had I wanted him dead he would be dead. I won't answer any more of your stupid questions. Untie me and I might be merciful on you."
Her eyes glazed suddenly over and the violet light enlarged for a moment.
When she spoke again it was as if a different person was in the room:"Ah, another of the mechanical men. But a later model of foreign make. No matter. Kung's tin soldiers couldn't stop me and neither will you. I'll give you a fair chance to leave this island and you might avoid destruction. So, if you don't mind, I'll take this vessel back to me, where she can serve me better..."
Suddenly a small bead of flame appeared between the eyes of the captive, rising two feet above her, while her bound form began to shimmer
Spoiler: Knowledge Check: Magic (Synergy with Spellcasting) DC 15 show
You are witnessing a form of Scrying where the caster can not only project his senses but also cast spells through the sensor.
You are seeing a delayed Fireball II and a Teleport I spell enacted