This LORA is all about mechanical _ wings ! It can pair well with large _ mecha _ arm .
Try a prompt like this :
full _ body ,( masterpiece :1.3),( best quality :1.2),1girl, detailed eyes , blonde hair , blue eyes , ponytail , bikini , large sagging breasts ,( mecha musume :1.1),( mechanical wings :1.2),( thrusters :1.5). jet fire coming out of thrusters , midair , in sky , blue sky . clouds < lora : mechanical _ wings -000007:1.0>
Toss in some mechanical , robotic , etc , bits as you please .