Some of the new features include:

• Stun enemies by hitting them with your bare fist (no sword)
• Upgraded AST-Style Pegasus Boots
• Break pots and collect items with the sword
• Shovel is now usable, with random treasures
• Loading your game starts with full health instead of half
• Able to save the game at any time, no need to get the sword first
• Backtracking from the top of the Parallel Tower is possible (eliminates an extra climb for the Kokiri Emerald)
• Bomb knockback no longer damages Link

Additionally, many existing bugs were fixed:

• Title screen graphical glitch on real hardware fixed
• You can collect both boomerangs
• You can collect the second Mushroom even with Magic Powder in your inventory
• Mothula has been fixed
• Game crashing door in Blinds room has been closed
• Infinite scroll glitch outside Icy World Church has been blocked
• Impas Ways crystal glitch is fixed
• Various buggy interior doors fixed
• Various overworld exit coordinates fixed
• Palette glitch with the bunny sprite in the Parallel Tower fixed
• Hylian shield overworld palette improved (when stolen by Pikit)
• Various typos fixed