| Game | Walkthrough | Gallery | Theories |
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Complete guide for Butterfly Effect (version 1.0).
Effects Guide
Ghost
Appearance: Mari becomes grayscale and transparent.
Location: Found in Apartments (Roof).
Practical Uses: Allows Mari to pass through certain things.
Enter the light blue door in the top left of the Nexus. Go left and then go up the ladder. Go up the next latter to the left of the door. Then interact with the person on the right.
Sword
Appearance: Mari wields a sword in her left hand.
Location: Found in Mossy Necropolis.
Practical Uses: Allows Mari to break objects.
Enter the red door in the bottom left of the Nexus. Go left once, up once, and then through the windmill door. Go forward through the ruined door. Interact with the person wielding a sword on the left of the screen.
Wings
Appearance: Mari adorns butterfly wings.
Location: Found in the Mirror Room.
Practical Uses: Allows Mari to fly off of buildings.
Enter the dark blue door in the top right of the Nexus. Go to the right once. Interact with tiles top right and bottom right once each. This should cause the waterfall cascading off of the stone archway to change into a bright light. Go forward into it and interact with the mirror.
Cat
Appearance: Mari has a pair of cat ears, and her poncho turns black.
Location: Found in the Theater.
Practical Uses: Allows access to certain areas and changes things in the environment.
You must have the Ghost effect first.
Equip the Ghost effect in the Nexus and enter the black door in the bottom right. Go left once and interact with the bench to get on the Ghost Bus. Leave the bus to arrive in Dawn City. Go to the right twice until you're in front of a building with several screens in the window. Go through the open door on the left. Interact with each of the lasers once, which should unlock the door at the back of the room. Go through the door and interact with the person on the left.
Endings Guide
Early Ending
Click the down arrow in the Nexus. Interact with the fox on the left and click "Leave now?" Interact with the door that appears to trigger the ending
True Ending
Click the down arrow in the Nexus. Interact with the fox on the left and click "Drop off effects?" Use the diary to enter the names of all four effects. Once they have been placed on the pillars in the room, a "Leave Now?" prompt should appear above the fox's head. Click it, and a door will appear on the right. Interact with it to trigger the ending.