Review of Overlord II

Just as I predicted in the first season, the underdeveloped story has grown significantly in Season 2, making it clearly better than Season 1. Let’s keep this review short but (I ended up making it longer again!) Story : Overlord II adapts Volumes 4, 5, and 6 of the light novel. The first arc focuses on the Lizardmen and presents the story largely from their perspective. Ainz, in his goal to expand Nazarick’s power, plans to conquer the Lizardmen in order to raise an undead army from their corpses. The "protagonist" of this arc is Zaryusu, a brave and clever warrior. He takes it uponhimself to unite the scattered Lizardman tribes, who had previously fought among themselves over limited resources and food. Through diplomacy and strength, Zaryusu succeeds in bringing the tribes together. During this journey, he also falls in love with Crusch Lulu, a female Lizardman and fellow warrior. Together, they face Ainz’s overwhelming forces. Though they fight valiantly and ultimately fall in battle, Ainz chooses to revive Zaryusu thus allowing him to remain with Crusch and giving the story a somewhat hopeful conclusion. The arc also highlights the strong bond between Zaryusu and his brother, Shasuryu, adding emotional depth to the narrative.
At the end of this arc, Ainz tells Cocytus that everyone can make mistakes, and instead of punishing him, he praises Cocytus for showing judgment and initiative—offering him merit to grow and evolve as a leader.

The second half of the season adapts Volumes 5 and 6 and shifts focus to a much larger and more complex arc involving the Kingdom of Re-Estize. While the pacing feels slightly rushed at times due to the sheer number of characters and events covering in only few episodes, though the world building, emotional stakes, action sequences, and character development are all significantly stronger than in previous arcs.

This part of the story introduces Sebas Tian, the head butler of Nazarick, who finds himself torn between loyalty to Ainz and his growing concern for a human girl named Tuare. Meanwhile, the Pleiades battle maids and the powerful warrior Climb play crucial roles as tensions rise within the corrupt aristocracy of the kingdom. Behind the scenes, Demiurge enacts a secret plan that demonstrates the frightening extent of Nazarick’s power and intelligence, adding layers of political intrigue and moral ambiguity.
Here too, Ainz reminds his followers that mistakes are part of growth. He gives Sebastian credit for showing compassion, encouraging him to continue developing his own judgment, thus pushing even the most powerful of his servants to evolve in their roles.

One small issue is that, even though both arcs were really well done, they were barely connected to each other & the lores were not expanded much.

Characters :

We already talked about characters like Zaryusu and his fellow Lizardmen, each with their own distinct personalities, in the story section. Now let’s focus on the second arc, which introduces a large number of new characters while giving more screen time to important guardians. Just like Cocytus was highlighted in the first arc, Demiurge and Sebas get their moments in the second. I had been hoping for more development not only for Sebas but also for Demiurge and the other Floor Guardians since the first season, so I really enjoyed this.
We see strong character development in figures like Brain Unglaus, whose growth and renewed resolve continue to stand out. The guardians of Nazarick, especially those mentioned earlier, are shown in more detail with added depth. The interactions between Climb, the mysterious and intense Princess Renner, and Brain brought more emotion and tension to the arc. In a humorous moment, Brain even managed to slice off one of Shalltear’s fingernails, which was both surprising and memorable. The introduction of Blue Rose and Evil Eye, the mysterious girl who unexpectedly falls for Momon (Ainz), added even more color to the cast.
Another interesting element is how Ainz maintains multiple personas, similar to Cid Kagenou from The Eminence in Shadow. He plays the role of Momon, the dark warrior hero; Ainz Ooal Gown, the all-powerful magic caster; and Ainz, the cold and calculating overlord of Nazarick. Each identity serves a different purpose, and watching him shift between them adds a unique dynamic to his character, even if his direct development this season was more limited.
The only drawback was the reduced focus on Ainz himself and limited screen time for Shalltear. While Albedo also had less presence this season, I personally didn’t mind since I find Demiurge and Shalltear more interesting as characters.
Overall, the variety of characters and their development made this season feel full and rewarding.

Animation & Music :

The animation was decent, but the use of CGI didn’t work well and ended up looking somewhat bad. Other than that, I wouldn’t say the animation was terrible, but it wasn’t particularly good either. Though I don't why but I ended up liking the overall animation more than season 1.

As for the music, it easily surpassed the first season by a wide margin. The opening song was better than Season 1’s, and the OSTs were solid. While they were really good, they weren’t quite special or memorable overall. However, the background scores in the final three episodes stood out by effectively building tension and were somewhat memorable.

The highlight in terms of music was definitely the ending theme, HYDRA by Myth & Roid. Once again, they delivered an amazing track. In my opinion, this is their second-best work after Styx Helix from Re:Zero. I absolutely love this song and have already listened to it many times.

Other Factors :

The hype, the fights, and the buildup of tension in the last three episodes deliver a huge dose of dopamine. The voice acting was solid, and I found the character designs and overall art style quite good. I don’t have many complaints in this section.

In terms of accessibility and getting into the story, it was a clear improvement over Season 1. The pacing, structure, and character focus made it easier to engage with.

Some of the most notable fights include Brain Unglaus's battles—especially his encounters with Shalltear and the Six Arms membe, as well as the clash between Blue Rose and Evil Eye versus Entoma. Of course, Demiurge vs. Ainz, even though more of a staged fight, was still entertaining.

The only thing I wanted more of was a deeper look into the power system and more expansion on the lore. I’m really looking forward to seeing that in Season 3.

Enjoyment & Impact :

I really, really enjoyed this season much more than Season 1, and it left a decent impact on me. If you liked Season 1, you’ll definitely enjoy this season as well, if not even more. As for me, I’m giving it a higher rating than Season 1.

Story : 3.75 to 4/5
Characters : 4/5
Animation & Music : 4/5
Other Factors: 4.25/5
Enjoyment & Impact : 4.25/5
Total Score : 20.25 to 20.5/25 (81% to 82%)

Overall : 8 to 8.5/10 (A- to A)