In of the Soul Society: The Rescue arc , titled " Renji, Oath of the Soul! Death Match with Byakuya ," the tension reaches a breaking point as the looming execution of Rukia Kuchiki draws the series' key rivals into a final, bloody confrontation. The Ultimate Rivalry: Renji vs. Byakuya
As Renji falls, his spiritual pressure begins to fade—a sensation felt by Rukia as she is led toward her execution. Her despair only deepens when Gin Ichimaru makes a menacing appearance, hinting at darker schemes afoot. Where to Watch Watch Bleach - 052
Renji reveals that his desire to surpass Byakuya predates his time in the Gotei 13, fueled by his bond with Rukia. In of the Soul Society: The Rescue arc
Bleach Episode 52: "Renji, Oath of the Soul! Death Match with Byakuya" Byakuya As Renji falls, his spiritual pressure begins
Having observed Byakuya for years, Renji successfully predicts and counters the Captain’s signature Senka technique, which usually ends a fight in seconds.
The heart of this episode is the clash between and his superior, Captain Byakuya Kuchiki . Driven by a lifelong vow to surpass the man who took Rukia away, Renji finally reveals the fruits of his training: his Bankai, Hihiō Zabimaru .