Characters from Sprunki - https://incredibox-sprunki.fandom.com/wiki/Characters
(Specifically the "Melodies")

Purple (Durple)

4urpl3, horns, purple theme

Yellow (Simon)

y3ll0w, antennae

Tan (Tunner)

tunn3r, brown headwear, hat

Don't use "masterpiece" in your prompts, using more quality tags will give limbs to the Sprunki.