Doge
The Doge is an EXCLUSIVE pet that was sold in the Exclusive Shop. It was one of the first sold and is no longer available. It is based on the famous Doge meme.
The latest Pet Simulator X value list for Doge can be found below:

Regular
💎 46,000,000,000 (46b)

Golden
💎 Not Available

Rainbow
💎 Not Available

Dark Matter
💎 Not Available