Naruto - Episode 146

This episode centers on the return of Mizuki, the very first villain Naruto ever faced. Mizuki has escaped from prison alongside the legendary "Stupid Brothers," Fujin and Raijin. Key Moments:

Mizuki breaks into a Nara clan research lab to steal a special chemical formula. By the end of the episode, he drinks this potion and transforms into a massive, tiger-like beast. Naruto Episode 146

"The Successor's Wish" Arc: Six-Tails Unleashed (Filler/Mixed Canon) This episode centers on the return of Mizuki,

If you want to see a fan reaction and breakdown of the events in the Shippuden episode, check out this review: Naruto Episode 146

"Remaining Ambition: Orochimaru's Shadow" Arc: Mizuki Tracking Mission (Filler)