Lava Scorpion
The Lava Scorpion is an EXCLUSIVE pet that was sold in the Exclusive Shop for a brief period. It was introduced in the Steam Punk Update. It had a price of 499 Robux.
The latest Pet Simulator X value list for Lava Scorpion can be found below:

Regular
💎 13,600,000,000 (13.6b)

Golden
💎 Not Available

Rainbow
💎 Not Available

Dark Matter
💎 Not Available