First, I want to say that there is nothing wrong in changing yourself for a girl as long as you do things you actually enjoy and/or make you a better person. Things like helping the poor, given up on drugs and such are good changes to get a girl. Becoming a douche is not.
So, the AGE-2 custom you see up there, that I decided to nickname as 'Strider Hawk', is my first attempt to create a custom Gundam. It is a pretty soft custom, just some paint in the wings, using the shield from Gundam Exia that I had two with some paint and using hot glue and a marker to make the bayonet, which gave a bitching effect on the sword. Here the original AGE-2 Normal for you to compare.
And if you are asking who Nobel is, be surprised, because she is an official Gundam. No, it is not a weird custom, that how she really is. Here she is: