Overlord Season 4 Episode 9: Red Drop responds to the Sorcerer Kingdom's attacks

Episode 9 of Overlord Season 4 was fantastic, with the war beginning on all fronts. The episode's animation was flawless, and the CGI work done on the undead was just about perfect.

Four Armaments, Overlord Wiki

Overlord (2012): Ainz Ooal Gown / Characters - TV Tropes

Overlord IV (Season 4) Episode 8 - Anime Series Review

Gameplay Keith Baker's Blog

Overlord (2012) (Literature) - TV Tropes

Overlord IV Episode 13 Review - Best In Show - Crow's World of Anime

Ainz Ooal Gown vs Riku Aganeia, Overlord Wiki

We Got some interesting leaks for s4 (interesting this will be adapted this season of the anime) : r/overlord

Lord Zedd: 8 Unspeakable Secrets (And 7 Fan Theories That'll Leave Ya Shook)

Sorcerous Stabber Orphen Review

How strong would Ainz Ooal Gown be in the world of Mushoku Tensei? - Quora