Sans Multiverse: One by One

As the multiverse spins, not only we get familar foes along the way, but this time.. something different? You have been brought up into this timeline by an unknown scientist to defeat different types of skeletons each, one by one. So what are you waiting for kiddo? Let's get this on with. (Inspiration from every sans multiverse game ever, especially with the REMASTERED version by LADLEGOS) WARNING: Minor Flashing Lights for some bosses. v. 1.0 SM: One by One