The Thousand Year War Arc has not been animated yet. There are many fights in the manga that seriously need to be animated. If you haven’t read the manga, this article contains major spoilers.
Yhwach and his Sternitters Vs. Zero Squad
The time when Yhwach invades the soul king palace and defeats the zero squad. After that, he kills the soul king.
Äs Nödt vs Byakuya Kuchiki and Rukia Kuchiki
Rukia kuchiki is attacked by As Nodt and she manages to kill him after rukia releases her bankai. Byakuya helps out during this battle.
Captain Commander Shinsui Kyoraku and Nanao Ise vs Lille Barro
The time when the new captain commander along with his lieutenant takes down one of the elite sternitters.
Kenpachi Zaraki vs Retsu Unohana
The battle to chose who is worthy of the name, Kenpachi.
Kenpachi Zaraki vs Geremy Thoumeaux
After his training, Kenpachi comes to save Yachiru and ends up in quite a battle with Sternitter V. He releases his Shikai, Nozarshi in this battle.
Captain Commander Genryusai Yamamoto vs. Royd Lloyd
The one who had the powers of Yhwach, he fought against the head captain. Yamamoto released his Bankai to end Yhwach quickly. The Bankai was truly powerful.
Kisuke Urahara and Yoroichi vs. Askin Nakk Le Vaar
The two captains fight against the elite sternitter and manage to defeat him after Urahara releases his Bankai.
Ichigo Kurosaki vs Yhwach: Final Fight
The fight with the Almighty in which Ichigo shows his true powers and somehow with others, manage to defeat Yhwach
Isshin Shiba & Masaki Kurosaki vs. White
This is the origin story of Ichigo’s powers and in which his parents are fighting a badass hollow.
The Gotei 13 & The Visored vs. Gerard Valkyrie
Gerard was up against 10+ captain class characters and still managed to survive.
These are some distinguished action filled fights that deserve to be animated. I hope bleach gets adapted soon and we get to see these!
Which was your favorite?