Complex sentence: Eggman possesses ability of creating machines and robots (including wide variety of Badniks), as notably in early games, he has served as a recurring boss in almost every level for piloting one of his created vehicles.
Split into simpler sentences: Eggman possesses ability of creating machines and robots, including wide variety of Badniks. Notably in early games, he has served as a recurring boss in almost every level for piloting one of his created vehicles.