Another Multiverse?

Spider-Man 2099's expression changed slightly. He hurriedly raised a hand. "Lyla, did he leave just now?" The Spider-Man Alliance's dedicated AI, Lyla, appeared on his wristwatch. "Yes, Mr. Miguel. He did undergo a change just now. He seemed to turn into a corpse, but he recovered very quickly." "Can you find where he went?" Spider-Man 2099 pressed urgently. Lyla shook her head. "The signal was lost halfway through the trace. He appears to have gone into an unknown domain.