Overlord IV

A skeletal overlord ruling a kingdom, Ainz Ooal Gown's biggest problem isn't some hero trying to slay him — it's economics. Overlord IV, the fourth season of the TV series, picks up with the Sorcerer Kingdom struggling because nobody wants to trade with a city run by a terrifying lich. So Ainz sends Albedo out as a diplomat to smooth things over, which is like sending a wolf to reassure the sheep. Meanwhile, the Slane Theocracy is scheming behind the scenes, trying to figure out how to deal with someone who casually wiped out an entire army last season. What makes this season hit different is the political chess. You get kingdom-building, backdoor alliances, and factions all maneuvering against each other while Ainz — who's honestly just winging it half the time — accidentally comes across as a mastermind. The gap between what Ainz actually knows and what his followers think he knows never stops being entertaining. Madhouse handles the animation across 13 episodes, and the dark fantasy tone stays consistent. If you liked the strategic depth of Log Horizon or wanted Sword Art Online but from the villain's perspective, this is your lane. It's not a starting point though — you'll want seasons one through three first. The payoff here is watching all those earlier threads of world-building start tightening into something genuinely tense.