Mystical Horse With Horn and Rainbow Mane and Tail
Puzzle 6 of Stay Cool Piece of Cake Pack
Question is: Mystical Horse With Horn and Rainbow Mane and Tail
and the answer is: UNICORN
Word Meaning:
UNICORN — (mythology) A mythical horse, widely believed to exist until the 17th century, with a single, straight, spiraled horn projecting from its forehead.
Definitions from Wiktionary.