ABILITIES
Flashstep-ability wich allows extreme speed and it looks like you are teleporting
Acrobatics-ability to run on walls
Tactic-ability to make a plan before you strike
Agility-ability to evade hits easily(works great with flashstep)

WEAPONS
Seven Nights(Nanaya)-the ultimite knife given to the Nanaya Clan,and that passes from father too son

POWERS
Mystic Eyes of Death Perception- Also known as the Shinigami Eyes that allow the user too see how things will die in the future
Lines of Death-allows the user too see the lines of death on a oponent,if those lines are cut with the knife it kills the victim
Point of Death-all lines come to a point,if that point is pierced,the existence of the user is erased,this ability even bypasses Reincarnations and Revines so not even a God can survive a hit from the skill
Seventeen Dissection-ability that will only activate in desperate situation,the user forgets his sanity and attacks the user with rage cutting him with only one hit into 17 pieces

SPECIAL SKILLS
The Lines of death can be also used to cut buildings wich can prove usefull if you are cornered
Blood Heat-once the Magic Circuit is full you can enter Blood Heat mode in wich it raises your attack

WEAKNESSES
Exposing the eyes to too much death can destroy the blood cells of the user wich is fatal
Nanaya Shiki can't turn on/off his eyes,only Ryougi Shiki can