Sans Boss Fight, Rivals of Aether Workshop Wiki

This stage isn't a traditional type of stage, but instead is a boss battle based on the Sans boss battle during the genocide route in Undertale. Players are forced through a slurry of attacks from the stage, and have a stamina-style HP bar instead of a percentage. Players progress through the boss battle by FIGHTing Sans similar to how you progress in the battle in Undertale. The stage's basic mode is the traditional Sans battle, while Aether mode enters an 'Expert mode' where you have less HP a

sans but COMPETITIVE (Rivals of Aether Workshop)

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Sans Boss Fight, Rivals of Aether Workshop Wiki

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