Well I have created a Undertale pack for anyone who needs
Seems like there's no pack like this so yeah, here it is:
https://www.mediafire.com/file/890txmj02mnk3lj/Ranked%20Undertale%20beatmap%20pack.rar
Seems like there's no pack like this so yeah, here it is:
https://www.mediafire.com/file/890txmj02mnk3lj/Ranked%20Undertale%20beatmap%20pack.rar