Luigi is unlockable by entering the level designer door for 32 Star Coins. You can play as Luigi in every single course and level. After choosing him, he will now make new sounds.
- Faster and more mobile.
- Increased jump height.
- Longer cool down time for fire and lava.
- Runs randomly after touching fire and/or lava.
- Taller height.
- Falls asleep quicker
- mario falls asleep after than luigi
- All cutscenes, even with Luigi, have Mario sprites.