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+---- Thread: Master Quest: Water Temple Extra Key (/thread-633.html)
Master Quest: Water Temple Extra Key - GorgonBull35 - 07-02-2013
Here is the video explaining the glitch and showing what the trigger is and what door it accidentally opens: https://www.youtube.com/watch?v=tVicHryu1dA
Zelda wiki also makes mention of this glitch in the Master Quest section of the Water Temple page: http://zeldawiki.org/Water_Temple#Master_Quest