Alternative suit: Complete the game once.
Capture pigs easily: Make the pigs follow you, and get into the water with them, they’ll follow you. Get out of the water and, being on the shore, point towards them. You’ll be able to grab them easily.
Understand Hylian: Finish the game once and save. From now on, the characters who Spike hylian will speak your language.
Different music: At the beggining of the game, write Zelda as you name. You’ll be able to listen to a different music throughout the game. Also, the ending music will also change.