9999 Force Gems
In the level infiltration of Hyrule Castle get caught by the spotlights then fall down the hole and collect everything treasure chest boomerang etc Go to the final cell which has a lot of pots and several switches then get in a line and throw your boomerangs which will net you a lot of Force Gems DO NOT GET THE HAMMER Leave the cell through the southern door then go back in and repeat the same thing until you have the amount of Force Gems you want
Final 5 Shadow Battle Arenas
Complete the Hyrulean Adventure to unlock the final 5 Shadow Battle arenas
Tingle Tower MiniGames
Complete the second stage of each level in multiplayer mode to unlock the corresponding minigames
