Invincible Steel Man Daitarn 3 / Season 1 Season guide Invincible Steel Man Daitarn 3: Season 1 40 episodes Premiered Jun 3, 1978 Updated Sep 30, 2026 Spoiler-safe Advertisement Season 1 Episodes Episode Guide 🛡️ SPOILER SHIELD Season 1 Progress Shield All Safe I'm Watching Caught Up Season: Season 1 Last Watched: None (Not started) Episode 1 Episode 2 Episode 3 Episode 4 Episode 5 Episode 6 Episode 7 Episode 8 Episode 9 Episode 10 Episode 11 Episode 12 Episode 13 Episode 14 Episode 15 Episode 16 Episode 17 Episode 18 Episode 19 Episode 20 Episode 21 Episode 22 Episode 23 Episode 24 Episode 25 Episode 26 Episode 27 Episode 28 Episode 29 Episode 30 Episode 31 Episode 32 Episode 33 Episode 34 Episode 35 Episode 36 Episode 37 Episode 38 Episode 39 Episode 40 Future titles & synopses blurred. Tap "Reveal" on any card to peek. Binge Efficiency Engine Season 1: Filler vs. Essential Canon Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests. 10% 90% Mytharc (4): Crucial lore & season climaxes Core (36): Character development & subplots Side Quest (0): Standalone / filler Show All (40) Crucial Mytharc (4) Essential Canon (40) S1·E1 Mytharc Haran Banjou`s Arrival Jun 3, 1978 · 25 min S1·E2 Core Commander Neros` Challenge Jun 10, 1978 · 25 min S1·E3 Core The Traitorous Collector Jun 17, 1978 · 25 min S1·E4 Core Borrowing the Power of the Sun Jun 24, 1978 · 25 min S1·E5 Core A Child in Need Jul 1, 1978 · 25 min S1·E6 Core Doctor Animad`s Invitation Jul 8, 1978 · 25 min S1·E7 Core Toppo`s Strategic Sortie Jul 15, 1978 · 25 min S1·E8 Mytharc The Fall of Commander Jira Jul 29, 1978 · 25 min S1·E9 Core The Strange Pursuer Aug 5, 1978 · 25 min S1·E10 Core The Last Spotlight Aug 12, 1978 · 25 min S1·E11 Core The Legendary Nibelgen Aug 19, 1978 · 25 min S1·E12 Core The Faraway Golden Planet Aug 26, 1978 · 25 min S1·E13 Core Surrounded by Megaborgs Sep 2, 1978 · 25 min S1·E14 Core Torture of Gyldon Sep 9, 1978 · 25 min S1·E15 Core Koros and Zenoia Sep 16, 1978 · 25 min S1·E16 Core The Sad Song of the Blue Berets Sep 23, 1978 · 25 min S1·E17 Core Reika`s Love Oct 7, 1978 · 25 min S1·E18 Core The Man Lost in the Galaxy Oct 14, 1978 · 25 min S1·E19 Core Operation Slice-Up-Earth Oct 21, 1978 · 25 min S1·E20 Core Colloss Can`t Kill Oct 28, 1978 · 25 min S1·E21 Core Banjou Faces the Music Nov 4, 1978 · 25 min S1·E22 Core A Star Amongst the Stars Nov 11, 1978 · 25 min S1·E23 Core Surrounded by burning flames Nov 18, 1978 · 25 min S1·E24 Core The deadly fungus Nov 25, 1978 · 25 min S1·E25 Core Life and death of an Admiral Dec 9, 1978 · 25 min S1·E26 Core The prisoners of Milena Dec 16, 1978 · 25 min S1·E27 Core The illusionist Dec 23, 1978 · 25 min S1·E28 Core Enemy insects Dec 30, 1978 · 25 min S1·E29 Core A sister Wikia Jan 6, 1979 · 25 min S1·E30 Core The Trojan Horse Jan 13, 1979 · 25 min S1·E31 Core The legend of beauty Jan 20, 1979 · 25 min S1·E32 Core The deadly toys Jan 27, 1979 · 25 min S1·E33 Core The Wikia coming from the jungle Feb 3, 1979 · 25 min S1·E34 Core The battle of the robots Feb 10, 1979 · 25 min S1·E35 Core The Triumph of Love Feb 17, 1979 · 25 min S1·E36 Core The fight against the unreal Mar 3, 1979 · 25 min S1·E37 Core Revenge of Kidogawa Mar 10, 1979 · 25 min S1·E38 Core A common enemy Mar 17, 1979 · 25 min S1·E39 Mytharc The many faces of Wikia Mar 24, 1979 · 25 min S1·E40 Mytharc The End Mar 31, 1979 · 24 min Advertisement