@mitu Watch at around 1:43 and see what the floating muscle guy does when you shoot. Here is a video I just recorded on my phone of what it does in RetroPie:

Done it! I succeeded to enable blargg's filters, thanks so much.

Guys Could i use something similar to use 2 different bezels ofr gb/gbc as at the minute i am doing it per core but both are using the same bezel :( thanks

@herb_fargus THANK YOU!

I should have looked harder. I found the clarification I needed. Those options are saved by design: https://retropie.org.uk/forum/topic/10196/how-can-i-alter-all-retroarch-core-options-cfg-file-changes-won-t-save/5 BuZz @BoogieMan core options are managed from RGUI (select+x) -> quick menu -> options They are saved automatically. See documentation for more info on using retroarch.