In of That Time I Got Reincarnated as a Slime (titled "Battle at the Goblin Village"), the series shifts from solo exploration to nation-building, introducing the "Naming" mechanic that defines much of the show’s power scaling. The Clash: Goblins vs. Direwolves
Critics highlight this episode for its and for establishing the series as more than just a typical power-fantasy isekai. It emphasizes the "hero’s journey" through gradual development and introduces the logistical challenges of building a nation, such as the need for better clothing and shelter—setting the stage for the journey to the Dwarven Kingdom. Tensei shitara Slime Datta Ken (Dub) Episode 3
Rimuru decides to name every Goblin and Direwolf to foster unity, not realizing that naming a monster in this world consumes a massive amount of the bestower's Magicules. In of That Time I Got Reincarnated as