They look very nice! I like how much they can be customized. They should work very well in a scifi game. Is there a license? I don't know if materials need one.
Customizable metal wall panel
A downloadable asset pack
It can be easily customized using the Remote node (see screenshot), but more variations can be obtained by tweaking the whole graph.
No specific workflow was used here. Colors are generated from a uniform greyscale map (dark colors being dirt/rust, lighter colors clean metal parts and white for nails). Damage (bump/scratches) only affect roughness.
Click download now to get access to the following files: