S - Stop Space - Play All 1 - Undertale 2 - Underswap 3 - ERROR 4 - Reapertale 5 - Aftertale 6 - Underfresh 7 - Revolution ver. 1 (Undertoad) 8 - Revolution ver. 2 (Undertoad) 9 - CROWNED (Poptale) 0 - Rotten Day (Wario)
Some of my personal favorite AUs
