Imaginary friends are creatures that are typically invented by children. Their main purpose is to keep their creator company and sometimes give them advice on personal situations. An imaginary friend can take on any form, although they are usually based on something from the real world, like an animal, a toy, or some other inanimate object. Constructed Nature. A imaginary friend doesn't require air, food, drink, or sleep. 0.00 (0 votes) Back to Main Page → 5e Homebrew → Creatures