Rin Ou(リンオー) from Inyoku Tokkyu ZetsuRinOu(淫欲特急ゼツリンオー)/Hentai Express character lora.

First time making a mecha lora, so don't expect much.

Also, in my case ADetailer didn't really help, with the exception of this resource for robot faces:

https://civarchive.com/models/857212/adetailer-dragon-robot-and-android-face

Couldn't get both forms to work in the same lora.