Essential·Core entries only — skip filler and side content

1. 1Sword Art OnlineSeason 1
2. 2Sword Art Online: Extra EditionMain Story #2 (SPECIAL)
3. 3Sword Art Online IISeason 3
4. 4Sword Art Online the Movie: Ordinal ScaleMain Story #4 (MOVIE)
5. 5Sword Art Online: AlicizationSeason 5
6. 6Sword Art Online: Alicization - War of Underworld ReflectionSeason 6
7. 7Sword Art Online: Alicization - War of UnderworldSeason 7
8. 8Sword Art Online: Alicization - War of Underworld ReminiscenceSeason 8
9. 9Sword Art Online: Alicization - War of Underworld Part 2Season 9

Complete·Everything including OVAs, specials & side stories

1. 1Sword Art Online
2. 2Sword Art OfflineOptional SPECIAL
3. 3Sword Art Online: Extra Edition
4. 4Sword Art Offline: Extra EditionOptional SPECIAL
5. 5Sword Art Online II
6. 6Sword Art Online II: DebriefingOptional TV
7. 7Sword Art Offline IIOptional SPECIAL
8. 8Sword Art Online Fatal Bullet: The Third Episode - PilotOptional ONA
9. 9Sword Art Online Fatal Bullet: The Third EpisodeOptional TV
10. 10Sword Art Online Alternative: Gun Gale OnlineOptional TV
11. 11Sword Art Online Alternative: Gun Gale Online IIOptional TV
12. 12Sword Art Online the Movie: Ordinal Scale
13. 13Sword Art Offline: Ordinal ScaleOptional SPECIAL
14. 14Sword Art Online: Alicization
15. 15Sword Art Online: Alicization - RecollectionOptional TV
16. 16Sword Art Online: Alicization - War of Underworld Reflection
17. 17Sword Art Online: Alicization - War of Underworld
18. 18Sword Art Online: Alicization - War of Underworld Reminiscence
19. 19Sword Art Online: Alicization - War of Underworld Part 2
20. 20Sword Art Online Alternative: Gun Gale Online - RefrainOptional TV
21. 21Sword Art Online Alternative: Gun Gale Online II - GalaOptional ONA