The plane crash and subsequent ice might have killed him, but that doesn’t mean he isn’t still around, haunting those he cares about. And since the only person who can see him is Tony Stark, death sure isn’t going to be boring.

Everyone knows about Duo's ghosts. He collects them. But when he collects them, they feel lighter somehow. Some ghosts stay longer than others. For Unnatural November.

"I had another dream about Charles last night," Jack tells Anne over lunch. "So?" "So, this is the third time in as many days. What do you suppose it means?" Anne stirs her soup disinterestedly. "It don't have to mean anything." (The Ghost!Charles story nobody asked for.)

The locker room chatter started up almost at once, providing a screen of background noise. Zhenya sat down beside the ghost. “I’m captain. Evgeni Malkin.” “Sidney Crosby,” the ghost said. He didn’t offer his hand, which made Zhenya think he had been dead for a while, long enough to shed the ingrained habits of the living. “I’m, uh. Is it really 2018?”

[“Are you dead?” Are the first words that come out of Zuko’s mouth. Lu Ten winces. He’s barely adjusted to the idea himself, but he still wasn’t expecting Zuko to reach that conclusion so fast. He can’t lie to him. He nods. “I am.” “But you’re real.” “Yeah. Real dead.” He tries for a joke but Zuko bursts into tears instead.] Or, Lu Ten makes a promise, Lu Ten dies. Lu Ten comes back.