Watch Naruto Shippuden 207 -

: In a desperate move to gain the upper hand, Kisame merges with Samehada, transforming into a shark-like creature and trapping Killer B in a massive dome of water.

: The Fourth Raikage, A, arrives just in time to assist his brother, leading to a powerful combined attack against Kisame. Where to Watch Watch Naruto Shippuden 207

The Tailed Beast vs. The Tailless Tailed Beast - Narutopedia : In a desperate move to gain the

: Unexpectedly, Samehada takes a liking to the "squid-like" taste of Killer B's chakra and eventually betrays Kisame, attempting to give chakra back to B. Kisame merges with Samehada