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A secret undertale character, most known as the father of Sans and Papyrus
Guy: W.D Gaster is a secret in undertale, did you find him???
Guy 2: EVERYTHING ABOUT W.D Gaster, the sound test, watchers etc but its awesome that i saw him
Guy: Since you found him and I didn't imma kill myself now. later! sup its meh... SANESSSSSSSSSSSSSSSSSSSSS
by Buxians May 01, 2018
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W.D. Gaster is a character from the game that made it to the top game lists of 2015, Undertale. This character is very rare and hard to find unless you have a certain software. There have been many theories about W.D Gaster such as him being Sans and Papyrus's dad. There are other theories such as him being Sans and Papyrus mixed together, or being a scientist that created Sans and Papyrus. He is called W.D. Gaster is because he speaks in WingDings (W.D.)
W.D. Gaster is the secret character in Undertale.
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by PokemasterDude May 19, 2018
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