https://osu.ppy.sh/wiki/en/Game_mode
https://osu.ppy.sh/wiki/en/Game_mode/osu!catch
https://osu.ppy.sh/wiki/en/Game_mode/osu!mania
https://osu.ppy.sh/wiki/en/Game_mode/osu!
https://osu.ppy.sh/wiki/en/Game_mode/osu!taiko
https://osu.ppy.sh/wiki/en/Game_mode