There is a 3.0 version already. It's free and open-source game development tool and engine. It has pre-built package and sources. https://godotengine.org/download/linux https://github.com/godotengine/godot Please somebody add an ebuild. It's like a blender but for gaming world. Even has a beta Python support
*** This bug has been marked as a duplicate of bug 532730 ***