Fujin's name comes from the Japanese religion. He is based on the god of wind. MK Mythologies: Sub-Zero marked the first appearance of Fujin as an unnamed boss. It would be in Mortal Kombat 4 where Fujin would receive his name and characteristics.Know more
Lord Fujin, Raiden's younger brother, left the Sky Temple to live among humans. In his time among mortals, Fujin became more sympathetic to humans. As he was empathetic of Jax's pain over his failures. Raiden feared that Fujin would grow weaker as a result of these newfound sentiments for humans. Even coming to blows with him in what Fujin said was the only time they fought.