Press Z to confirm or to attack. Press ESCAPE to cancel. Use the arrows to move.
Plot: After having killed Papyrus, the human continued their massacre. Strangely enough, they saw Sans, seemingly talking to someone. Decided to gain fastly his EXP, they decided to engage a fight with him. ------------------------------------------------------------------------- Thanks to @pococikapusta to create Undertale Simple Battle Creator (this is actually a remix, but I couldn't immediately remix it, so I corrected the .sb3 file with TurboWarp.)