Crystal Dog
The Crystal Dog is an EXCLUSIVE pet that can be obtained from the Season 1 Toys DLC Codes. It has a 23% chance of being granted from an Epic Tier DLC Code, and a 21% chance from a Rare Tier DLC Code. It is one of many “Dog” pets. It was released in an update on June 24th, 2022.
The latest Pet Simulator X value list for Crystal Dog can be found below:

Regular
💎 52,500,000,000 (52.5b)

Golden
💎 Coming Soon!

Rainbow
💎 Coming Soon!

Dark Matter
💎 Not Available