So... I knew there was a time gap of several weeks between episode one and two in Moebius. What I hadn't realized is that the Gun Phoenix of episode two is not the same as the Gun Phoenix in episode one. In episode one it didn't have METEOR. It was installed in the time gap between the two episodes. This is based on Araiso commenting that METEOR was shoved onto the G.P. after the massacre with the Gun Crusader combined with it appearing that pretty much all of episode one takes place on the same day.
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On an only somewhat related note, went back and rewatched the new long trailer. Words fail me at expressing how utterly cool this movie looks to be. 47 days... 47 days...
And I finally realized the ice world is actually Hikari no Kuni with the sun turned off. Which explains why there are so many Ultras kicking around. And also, I suspect, explains why they're kicking around in human form and can't transform: lack of sun is going to do unpleasant things to their available power levels.