Bartholomew Fatima, often referred to as Bart, is a key character in the anime-style video game Xenogears, developed by Square Enix. Bart is the charismatic and rebellious heir to the Kingdom of Aveh, driven by his strong sense of justice and loyalty to his people. He is known for his distinctive eye patch and his roguish charm. Throughout the series, Bart plays a crucial role as both a leader and a companion to the protagonist, Fei Fong Wong, as they navigate political intrigue and uncover the mysteries of their world. His character development explores themes of responsibility, leadership, and friendship.