he heals Zato-1 from his illness, and leaves him under the care of his right hand Venom. In Guilty Gear X2 (2002), he wants to pursue I-No since he knows she could cause people harm. This game features three possible endings for Faust: he finds I-No but she confronts him with his past, and he admits that he still enjoys causing pain, yet vows to continue in his duty as a doctor; he meets Zappa, a man with spirits in his body, and he does not know how to help him; and in a fight alongside Venom against several Robo-Kys, he discovers that the Assassin's Guild participated in the death of the young girl he thought he killed. In Guilty Gear XX Accent Core Plus (2008), Faust's storyline revolves around his attempt to find a cure for Zappa's condition. Depending on the player's decision, he can discover a cure and perform surgery on Zappa. In Guilty Gear Xrd (2014), Faust confronted the resurrected Zato-1, who revealed that he was framed for his malpractice incident by the Conclave because his procedure held the secret of resurrection. The Conclave needed to keep this technique hidden, which is why they hired Zato-1 to kill Faust's patient. Later, Faust is found by Johnny, who revealed that May was having a severe headache and that she was Japanese. He provided May with medicine for the pain, but they were then attacked by Bedman. Faust and the Jellyfish Pirates were able to escape when Chipp Zanuff distracted the assassin. After helping Sol in stopping Justice's revival, Faust confronted Chronus of the Conclave and discovered that they were merely manipulated by someone with a higher authority. Faust and Chronus eventually goes on journey together to investigate the true culprit's next plot, while on the run from the second Illyrian King Leo Whitefang. Upon discovering Ariels is behind all the tragic events, Faust snuck into Illyrian library where he reunite with Zappa at a same time how Japanese related to the existence of “Antimatter” Gears. He creates serums of a cure to negate “Antimatter” Gears deployed by Ariels from becoming suicidal time-bombs and destroy the world. Faust’s playable appearance Guilty Gear Strive (2021) eventually explains in one of the side-stories of the game, after Happy Chaos activated the Tir ná nOg mode of the White House, and Third Illyrian King Daryl convinced Chaos to release him and other