SD Gundam World Heroes Episode 20: Return of the Demon King
POPROT / ANIME / SD GUNDAM WORLD HEROES / EPISODES
Spoiler note: This recap discusses the setup and events of the episode while keeping the wording original to PopRot.
SD Gundam World Heroes Episode 20: Return of the Demon King
Quick facts
- Episode: 20 of 24
- Title: Return of the Demon King
- Airdate: 1/2021/8/19
- Continuity label: main ONA story
- Watch-or-skip: Watch in order; the Haro search, Wukong mystery, and faction turns are serialized.
Original summary
Episode 20, “Return of the Demon King,” moves the World Heroes quest forward with this verified setup: Sun Jian’s group, having obtained the Pirates World’s Haro, hold a banquet as they sail toward Regina World to join up with Liu Bei. However, the shadow of an enemy who seeks to steal the Haro is drawing near. Meanwhile, on Engoku Island, the legendary swordsmith Magohachi has completed a weapon for use against Nobunaga. With this new power, Cao Cao and Sasuke heads for Regina World in pursuit of Nobunaga. And in Regina World, the possessed Cleopatra, Sima Yi and his cohort, the one who have brought chaos upon the world, are all gathered together. The fierce battle of the heroes accelerates even further!
Detailed what-happens recap
In PopRot viewing terms, the important beat is how the episode changes the map of the crisis. The plot note points to concrete story movement—new destinations, Haro objectives, Wukong’s condition, faction pressure, or returning allies—so this is not a disposable side chapter. Watch for how the characters use the episode’s conflict to clarify who is protecting the worlds, who is exploiting the disaster, and why Wukong remains central to the endgame.
For continuity tracking, connect this episode back to the broader arc: Neo World and Kingdom World establish the crisis, the Haro search pulls heroes into other worlds, and the later episodes bring Sima Yi, Qiongqi, Wukong’s past, and the final threat into focus.
Characters in this episode
Where to watch
Use legal availability first. Start with the official English Gundam portal for SD Gundam World Heroes information and regional video links: GUNDAM.INFO SD Gundam World Heroes. Availability can vary by region.
Previous / Next
Previous episode | Next episode
Related PopRot links
Related PopRot Links
