Effects Guide
Key
Appearance: The head of the protagonist becomes a key.
Passive Effect: Allows to pass key blocks.
Action: None.
Location: Found in the Supermarket.
Practical Uses: Allows to access some areas that cannot be accessed without removing key blocks.
Enter the purple door. Walk south-way until finding a purple supermarket, then enter in it. Once in the supermarket, use the door in the top-right corner, reuse the door from which you entered, use the door at the bottom of the area, then use twice the door on your left. This should lead you to a mountain panorama with the Key effect.
Rabbit
Appearance: The protagonist becomes an humanoid rabbit.
Passive Effect: Some creatures react differently when used.
Action: None.
Location: Found in the Dreamer's Room.
Practical Uses: None.
Enter the orange door. Follow the north path, then go east, north, east, which should lead to a purple building. Enter in it, follow the upper path and take the door at the end of the path. Interact with the lantern to reach the lantern plains. Go south-east until finding 4 lanterns with a path between them, then walk on it. This should lead you to the Dreamer's Room which contains the Rabbit effect.
Sphere
The Key effect is required.
Appearance: The head of the protagonist becomes a sphere.
Passive Effect: None.
Action: None.
Location: Found in the Sample GB Studio Area.
Practical Uses: None.
Enter the green door. Enter in the house in the bottom-left corner of the map and follow the path inside. Once in the plains area, go at the bottom-right corner of the map and interact with the key blocks while using the Key effect to remove them. Follow this path until reaching the Sample GB Studio Village. There, use the stairs that lead to the launching site, enter in the hole, and you should be in a space area where the Sphere effect can be found.
No Face
Appearance: The protagonist no longer has eyes.
Passive Effect: Allows to understand dream speech.
Action: None.
Location: Found in the House.
Practical Uses: Interacting with creatures that used to say gibberish text will now display proper text.
Enter the blue door in the Nexus. Go north-west until finding a green broken mirror, and enter in it. Enter in the house, and enter in the room at the end of the house. Exit the room and enter in the room at the other end of the house. Exit it and then enter in the nearest room, then exit it once again. In the middle of the house should now stand a path leading to the No Face effect.