The Legendary Seven Shinobi Swordsmen!!

Summary
The Third Division battles the Seven Ninja Swordsmen of the Mist. While searching for his sword, Suigetsu explains why he wants to the seven swordsmen's weapons, and explains their abilities. Kakashi nearly hits Zabuza, but is stopped, and held by Haku. Zabuza prepares to cut through both Haku and Kakashi.

Trivia

 * Kakashi's Lightning Cutter hit Haku while he held Kakashi in place, in the same manner in chapter 30 of the manga.