checked-no see also THE LEGEND OF ZELDA: OCARINA OF TIME (n64) =>Boss Challenge: After learning the Prelude of Light from Shiek (upon your return to the Temple of Time after finishing the Forest Temple), Shiek will inform you that you can now sleep in your bed (in your treehouse in the forest) to revisit foes from the past. This means you've now unlocked the Boss Challenge mode, allowing you to battle against the defeated bosses. * Final Boss Challenge: Once you've unlocked and beaten all the Bosses in Boss Challenge, you'll unlock the ability to play through all of the bosses in a row. =>Master Quest: Beat the game once to unlock the Master Quest mode when starting a new game. The Master Quest features new dungeons and is also mirrored.