Pandimensional story by Neil K. Henderson. It does, indeed, have something to do with the Holy Grail (despite one reviewer's assertion otherwise!), being a quest tale in which the Grail-type object, the Fulcrum, takes a more prosaic form than gilded cup or mystic cauldron..... Published in Grail.
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1,605
pages
Magusto And The Fulcrum
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