Aliens are a surprise. Not spoiling the fun bits. but no, you may not. Backstory around the characters is that they were created using a machine to bring them to life, using the minds of Gamers and Otakus. you can have traits form their creators, but the girls are all blatantly new life forms and as of time of the OP, merely a week old. (because they came from humans minds, their own minds are developed already.)
I'll allow ww2 vehicles, but know you'll be playing with a handicap.
I was piucturing more along these lines:
THOSE I'm fine with. Those are basically Megaman robots mixed with gundom and thats what I was expecting, that or like I said, tiny transformers like Arcee.
Name: Unit name: (please no completely broken mecha) Universe of unit: Appearance: (pictures please) Casual wear: