Ba Kai wore an armor and a helmet ornamented with eyes. His cape had pines in front with an eye-like staple. He has a scar or birthmark covering top left side of his face.
As a serious person that rarely spoke, Ba Kai served as a vassal and a general to Go Hou Mei.
It was assumed that Ba Kai worked his way up to the rank of General and served under Go Hou Mei.
Ba Kai was a station on the left flank against Juuko forces of Gen'U and Hakurei Army. When Jun Ei and Ryuu Han army engaged. Go Hou Mei ordered him to attack the flanks and able to broke through the first line. But the offensive momentum was stopped by the elite force that was stationed on the second line defense. Eventually, Gen U was fast approaching to his headquarter and easily slew Ba Kai in one sword slash.
As a deputy of Go Hou Mei, Ba Kai proved to be a capable military commander.
Ba Kai showed some proficiency with a glaive, but he was no match for Gen'U as he was easily slain with a single stroke.
As a general, Ba Kai was capable of leading his army in the battlefield and took on an offensive charge role.
Ba Kai showed some tactical knowledge as he was capable of using tactics as he formed a wedge formation.
- Chapter 654 Page 6-7