Hard Mode sans fight - TurboWarp

TurboWarp is a Scratch mod with a compiler to run projects faster, dark mode for your eyes, a bunch of addons to improve the editor, and more.

Penguintale Izanso Fight by VelvetCakee

Jaypin88 - Speedrun

日本語のUndertaleAU一覧(と、お気に入りのScratchで公開されているAU

DEMO]TO!Inksans Fight Hard mode Remake with Scratch - TurboWarp

Undyne Sim

Hard Mode Sans Fight - TurboWarp

Fnf Eteled Test

Undertale: Hard Mode - Sans And Asgore by daunderspriter on DeviantArt

自制turbowarp：三重因果报应一阶段+1.25完整版+1.5+2阶段开头

Undyne Simulator Unblocked