This episode continues to showcase Sakura's evolution. No longer a bystander, she uses the medical ninja training she received from Tsunade to dodge Sasori's lethal attacks and support Chiyo in battle. Why This Episode Matters Episode 21 is highly regarded by fans for several reasons:
By introducing the Third Kazekage puppet, the show demonstrates just how dangerous the Akatsuki are—they are capable of killing and "repurposing" even the strongest Kage-level shinobi. Naruto Shippuuden (Dub) Episode 21
For many episodes, the Akatsuki member Sasori had been hidden inside his hunched, scorpion-like puppet shell, Hiruko. In this episode, Granny Chiyo and Sakura Haruno finally manage to destroy the outer shell, exposing the man inside. To their shock, Sasori appears as a young man who has not aged in over 20 years. This episode continues to showcase Sakura's evolution
Chiyo is stunned to see that her grandson’s physical appearance remains unchanged since he left the Hidden Sand Village two decades ago. For many episodes, the Akatsuki member Sasori had