This is a 2-sided multicolor Pac Man Ghost keychain / Christmas tree ornament. One side is the ghost in their normal form, and the other side is their vulnerable state after Pac Man or Ms. Pac Man eat their Power Pellets.
No painting required. Just assign the correct colors to the parts, load up your AMS, and print away.
Ghost colors:
Cyan - Inky
Red - Blinky
Pink - Pinky
Orange - Clyde
Purple - Sue (from Ms. Pac Man)
Don't forget to print Pac-Man, too! https://makerworld.com/en/models/57905#profileId-59601