In addition to the enhanced 3D visual and the inclusion of Master Quest in the upcoming remake of Ocarina of Time for the Nintendo 3DS, there’s another new mode coming.
According to the recent press release that Nintendo released, a Boss Challenge mode will be included. In the Boss Challenge mode, players can revisit and fight the bosses that was previously defeated. This will only be unlocked after reaching certain events in the game.
Ocarina of Time 3D is scheduled for release this June on the Nintendo 3DS.