Tsukasa's army is coming! Kinro struggles to hold the bridge against the deadly spearman Hyoga and his shock troops, but Senku and the villagers are ready with deadly new weapons of science!
Genres: Action & Adventure , Animation , Comedy , Sci-Fi & Fantasy
Keywords: anime , based-on-manga , crafting , disaster , educational , environmentalism , friends , lost-civilization , man-vs-nature , post-apocalyptic-future , scientist , shounen , survival , war , latest-episodes , watch-anime-series-online , gowatchseries-watch-tv-shows-online-free , excited , exhilarated