Complete effects guide for Projector (Version 1.0).
Yisme's Effects
Plant
Enter the Organ World. Go north-west and into the doorway. Go right and interact with the stalk. Go north and interact with the large plant.
Phantom
Enter the Organ World. Go south-east and interact with the blue flower. Go to the end of each pathway and interact with the flower at the end of it. In Blue World, go south-east and interact with the ghost.
Creature
(Phantom Effect is needed).
Enter Vector World. Go north-east and interact with the teleporter. Go north-west and interact with the glitching door. Enter the building via the window. Go south and enter the elevator, which will take you to the first floor. Equip the Phantom Effect and leave the elevator. Go left and interact with the NPC.
Flying Carpet
Enter the Tan Area. Go right, follow the path going south and go through the door at the end. Once outside, go straight south between two poles and interact with the rabbit on the carpet.
Rain Coat
Enter Vector World. Go north-east and interact with the teleporter. Go north-west and interact with the glitching door. Enter the building via the window. Go south and enter the elevator, which will take you to the first floor. Leave the elevator and exit the building by going down.
In Corrosion Town, head down until you see a doorway to your right. Enter the doorway and follow the path to the next area. In the Town go: Down, Left, Down and take the first Right. You should see an NPC run into an alleyway. Follow them and go through the doorway. Go north and let yourself get caught. You will get the effect after the cutscene.