User blog comment:MrGenial11/Gon's transformation in The Last Mission revealed/@comment-10851935-20131221182858/@comment-4932025-20131221184512

I got them from 2chan/fubata, these pictures were apparently shown in the commercials for The Last Mission, during episode 109's airing time.

I don't know if ON should be considered cannon or not, also I don't think the movie fits in the overall story's timeline, same with Phantom Rouge.