X (Executioner)

X is a mysterious executioner. He usually consults with criminals and act with no remorse.

Background
No one knows anything about him. He is always concealed in a full-body suit and a mask. The only thing known about his is that he is a very dangerous mercenary. He mostly has a "X" theme to his design.

Abilities & Powers
His skills in combat, and uses for his Aura are almost unlimited. X has a remarkable ability of regeneration. For reasons unknown, he can restore injuries inflicted to his body, and is immune to fatal strikes. X's suit is specially design to repair itself when damaged, even replace piece that are broken off. His primary weapons are two long black bladed tonfas. It is revealed that the tonfas are two halves to a black blade sword with a cross hilt, which looks a lot like an "X".

Cross Shards
His secondary weapons are twin daggers with the same "X" hilts.

Another weapon he uses are X-shaped shuriken.

Trivia

 * X was inspired by the Black Knight.