Sol Badguy (Japanese: ソル＝バッドガイ Hepburn: Soru Baddogai) is a fictional character in Arc System Works' Guilty Gear video game series. He first appeared in the 1998 video game Guilty Gear, as the main character and namesake. In the series, he is a bounty hunter who has dedicated his life to the destruction of Gears, a race of magical bioweapons that plunged the world into a hundred-year war known as the Crusades. He was once a member of the Sacred Order of the Holy Knights, and this appearance was featured in another playable character named Order-Sol (聖騎士団ソル Seikishidan Soru).