Bazzite
Bazzite is an immutable Linux distribution based on Fedora and designed with gaming in mind. It can run on desktop computers, the Steam Deck, and other handheld gaming devices.
VS
AerynOS
AerynOS is an independently-developed, rolling-release Linux distribution designed for general desktop use. Its main features include the GNOME desktop, a custom package manager called "moss", atomic updates with rollback options, a package build system called "boulder", and smart boot management with complex EFI configuration through a utility called "blsforme".