To skip filler episodes in the One Piece anime, you can refer to the following filler arcs and episodes that can be skipped:
- Warship Island Arc: Episodes 54-60
- Post Alabasta Arc: Episodes 131-135
- Goat Island Arc: Episodes 136-138
- Ruluka Island Arc: Episodes 139-143
- G8 Arc: Episodes 196-206
- Ocean’s Dream Arc: Episodes 220-224
- Foxy’s Return Arc: Episodes 225-226
- Ice Hunter Arc: Episodes 326-335
- Spa Island Arc: Episodes 382-384
- Little East Blue Arc: Episodes 426-429
- Z’s Ambition Arc: Episodes 575-578
- Caesar’s Retrieval Arc: Episodes 626-628
- Silver Mine Arc: Episodes 747-750
- Marine Rookie Arc: Episodes 780-782
- Cidre Guild Arc: Episodes 895-896.
Its important to note that while these episodes are considered filler and can be skipped, some fans find certain filler arcs, like the G-8 arc, highly entertaining. Ultimately, the decision to watch or skip filler episodes is up to individual preference.