Which anime is the hardest to start watching today?

Episode counts in four figures, timelines nobody agrees on, sequels that assume a rewatch. Which wall is highest?

1. 1
   Detective Conan

   Over a thousand episodes of mostly standalone cases since 1996.
   1000pts
2. 2
   Monogatari Series

   A viewing order argument that has never been settled.
   1000pts
3. 3
   Mobile Suit Gundam

   Decades of alternate timelines with no agreed starting point.
   945pts
4. 4
   Boruto

   A sequel that expects a full Naruto rewatch before episode one.
   764pts
5. 5
   Gintama

   A parody series that assumes you already watched everything it parodies.
   647pts
6. 6
   Pokemon

   Over 1,300 episodes across dozens of regions and two protagonists.
   647pts
7. 7
   One Piece

   Past 1,150 episodes and still going, with no natural place to jump in.
   647pts
8. 8
   Naruto

   Two series and a filler-to-canon ratio that scares newcomers off.
   503pts
9. 9
   Bleach

   A sixteen-year gap between the anime's cancellation and its return.
   503pts
10. 10
    JoJo's Bizarre Adventure

    Nine parts, a new cast each time, and a first part most people bounce off.
    503pts
11. 11
    Fairy Tail

    Three hundred-plus episodes with arcs of wildly uneven quality.
    503pts
12. 12
    Dragon Ball Z

    Four series, three continuities and two competing edits of the same story.
    323pts
13. 13
    Legend of the Galactic Heroes

    110 episodes of dense political and military strategy from the 1980s.
    323pts
14. 14
    Yu-Gi-Oh!

    A card game whose rules changed faster than the anime explained them.
    323pts