Blood Release: Blood Swords of the Ketsueki Seven Ninja Swordsmen

The pinnacle technique of the Ketsueki Clan sword school. The user forms from his own blood the likenesses of the swords wielded by the seven greatest ninja swordsmen of the Ketsueki Clan. These swords are much stronger than the average blood sword, capable of slicing through almost anything.
 * Name: Blood Swords of the Ketsueki Seven Ninja Swordsmen (血益の忍刀七人衆の血刃, Ketsueki no Shinobigatana Nananin Shū no Ketsuyaiba)
 * Type: A Rank, Offensive, short (0-5m)
 * Users: Mori Ketsueki, Ketsueki Clan

Mori uses this technique to augment the considerable power of his Void Release: Strike from the Void: 108 Seals.