If I remade SAO anime...
1st Season :
Aincrad (Add SAO Progressive)
*Ending: Kirito tries to find Asuna in the hospital. They find each other in the hospital. Both came back from the game. TO HELL WITH OBERON!
25 Episodes
2nd Season:
Part A - Mother Rosario Arc (Small Change)
*No Suguha, no one mentions Fairy Dance
Part B - Fairy Dance Arc (Remade)
(Asuna is not a damsel in distress... but this is how Suguha finds out Kazuto is Kirito and Suguha find out Kazuto's lover, Asuna)
Part C - "Lovers Quarrel" (Made Up Arc)
*Suguha is depressed. Asuna tries to get Suguha happy. (Possible: Yuri-kind of scenes... no sex... might fall in love with each other)
Then Lizbeth finds out about Asuna and Suguha(which was not what actually happened) and lies to Kirito (and says sugu and asuna are in love), because that way Lizbeth can be loved by Kirito. In the end, Kirito finds out the truth, Suguha feels better, while Lizbeth is depressed. (Later Arcs will have SuguhaXLizbeth... yuri love)
27 Episodes
Season 3:
Part A: GGO Arc (Same)
Part B: Ordinal Scale Arc
Part C: Alicization Arc (Part 1)
27 Episodes
Season 4+:
Part A: Alicization Arc (Part 2)
Part B: Ongoing