@MaximumUtmost
I think maybe look at prime.
https://wiki.archlinux.org/title/PRIME
Edit: I think you have to use it like this for games and or applications to use dedicated graphics.
DRI_PRIME=1 steam-native or whatever program you want to use the GPU.
Edit2: I don’t own any hybrid hardware so it’s hard to give you an answer. Also not a gamer.