Sphinx
The Sphinx is a LEGENDARY pet that is available from the Relic Egg found in the Fantasy World. This pet is one of the weakest Legendary pets in the Fantasy World.
The latest Pet Simulator X value list for Sphinx can be found below:

Regular
💎 10,000 (10k)

Golden
💎 27,000 (27k)

Rainbow
💎 100,000 (100k)

Dark Matter
💎 350,000 (350k)