Idol League / Season 1 ▦ Season guide Idol League: Season 1 56 episodes Premiered Mar 21, 2018 Updated Oct 17, 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 Episode 41 Episode 42 Episode 43 Episode 44 Episode 45 Episode 46 Episode 47 Episode 48 Episode 49 Episode 50 Episode 51 Episode 52 Episode 53 Episode 54 Episode 55 Episode 56 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. 95% Mytharc (3): Crucial lore & season climaxes Core (53): Character development & subplots Side Quest (0): Standalone / filler Show All (56) Crucial Mytharc (3) Essential Canon (56) S1·E1 Mytharc CLC Mar 21, 2018 S1·E2 Core SF9 Mar 29, 2018 S1·E3 Core April Apr 19, 2018 S1·E4 Core Oh My Girl Banhana Apr 20, 2018 S1·E5 Core Pentagon Apr 30, 2018 S1·E6 Core UNB May 11, 2018 S1·E7 Core The Rose May 27, 2018 S1·E8 Core Snuper Jun 1, 2018 S1·E9 Core Berry Good Heart Heart Jun 7, 2018 S1·E10 Core Dreamcatcher Jun 14, 2018 S1·E11 Core N.Flying Jun 18, 2018 S1·E12 Core ONF Jun 24, 2018 S1·E13 Core A.C.E Jul 2, 2018 S1·E14 Core Day6 Jul 23, 2018 S1·E15 Core Myteen Jul 31, 2018 S1·E16 Core Golden Child Aug 7, 2018 S1·E17 Core IN2IT Aug 16, 2018 S1·E18 Core Laboum Sep 5, 2018 S1·E19 Core THE BOYZ Sep 13, 2018 S1·E20 Core DIA Sep 24, 2018 S1·E21 Core Oh My Girl Oct 12, 2018 S1·E22 Core fromis_9 Oct 26, 2018 S1·E23 Core Kim Donghan Nov 13, 2018 S1·E24 Core Stray Kids Nov 23, 2018 S1·E25 Core 14U Dec 18, 2018 S1·E26 Core JBJ95 Dec 27, 2018 S1·E27 Core Hotshot Jan 9, 2019 S1·E28 Core Lovelyz Jan 18, 2019 S1·E29 Core GFriend Feb 8, 2019 S1·E30 Core CLC Feb 18, 2019 S1·E31 Core Loona Feb 28, 2019 S1·E32 Core WJSN Mar 14, 2019 S1·E33 Core (G)I-DLE Mar 29, 2019 S1·E34 Core VANNER Apr 8, 2019 S1·E35 Core JBJ95 Apr 19, 2019 S1·E36 Core Pentagon Apr 26, 2019 S1·E37 Core Momoland May 1, 2019 S1·E38 Core Weki Meki May 24, 2019 S1·E39 Core Miss Trot Jun 10, 2019 S1·E40 Core THE BOYZ Jun 21, 2019 S1·E41 Core AB6IX Jun 28, 2019 S1·E42 Core Red Velvet Jul 4, 2019 S1·E43 Core formis_9 Jul 12, 2019 S1·E44 Core SF9 Jul 19, 2019 S1·E45 Core CIX Jul 31, 2019 S1·E46 Core Nature Aug 14, 2019 S1·E47 Core NCT Dream Aug 19, 2019 S1·E48 Core ITZY Sep 6, 2019 S1·E49 Core Oh Hayoung Sep 20, 2019 S1·E50 Core Miss Korea 2019 Sep 30, 2019 S1·E51 Core 1THE9 Nov 19, 2019 S1·E52 Core Nature Nov 22, 2019 S1·E53 Core Golden Child Nov 29, 2019 S1·E54 Core VICTON Dec 12, 2019 S1·E55 Mytharc AOA Dec 18, 2019 S1·E56 Mytharc B.O.Y Jan 10, 2020 Advertisement