Classic's Papyrus knows about the resets, but doesn't remember them. He knows about them through Sans, who has told him and tries to prevent him from trusting the human, which is canon to the game.
However, this is also true for Underswap, Underfell, Outertale, etc.
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Sans AU Headcanons
FanfictionMy au headcanons for each character! Each character and AU belongs to their creators!
