Big Difference / Season 1 Season guide Big Difference: Season 1 13 episodes Premiered Jan 1, 2008 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 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. 23% 77% Mytharc (3): Crucial lore & season climaxes Core (10): Character development & subplots Side Quest (0): Standalone / filler Show All (13) Crucial Mytharc (3) Essential Canon (13) S1·E1 Mytharc Episode 1 Jan 1, 2008 S1·E2 Core Episode 2 Sep 19, 2008 S1·E3 Core Episode 3 Oct 10, 2008 S1·E4 Core Episode 4 Nov 21, 2008 S1·E5 Core Episode 5 Dec 12, 2008 S1·E6 Core Episode 6 Jan 1, 2009 S1·E7 Core Episode 7 Mar 20, 2009 S1·E8 Core Episode 8 Apr 10, 2009 S1·E9 Core Episode 9 May 15, 2009 S1·E10 Core Episode 10 May 22, 2009 S1·E11 Core Episode 11 May 29, 2009 S1·E12 Mytharc Episode 12 Jun 5, 2009 S1·E13 Mytharc Episode 13 Jun 11, 2009