I got 11 endings
First selection endings:
-Chocobo hatchling kills all
-Fat cat <3
-Old man killed sleeping Bahamut
Second selection endings:
-Cheerleader cheers you up
-Warrior of Light defeats Bahamut
-malfunction of the Bahamut minion
Final selection endings:
-Quote
-normal beating and appearing of Bahamut II. and so on
-WoL gets teleported like in the ARR Opening
True Ending
complete the act like it should. In my language it was always the first of the choices.
-Bahamut
-Louisoix
-Final blow with a ray of light
Secret Ending
After talking to the wandering minstrel you will get a third choice on the second selection part. Selecting the option with the wandering minstrel he will empower the WoL so he can defeat Bahamut.
I will try to get more if there are more but RNGsus is not my biggest fan^^