"I didn't think to try between the mission worlds...." He has been to two different worlds, but the idea hadn't come to him. Thanatos could be more lenient with himself and remember that the Red Team had been thrown into battles from the start. However, he instead berates himself over a missed opportunity.

"..." And then he realizes something. He had seen the coat being worn on someone. It hadn't looked like it fit him, but they're both on the Red Team. They both had been on the same battlefield. "Ken, the one with Nemesis. He had your coat, didn't he?"

Their first introduction hadn't gone well, so Thanatos hadn't tried to reach out to him again, almost afraid to cause Ken more pain. "It puts me at ease that he's found someone to trust."