It was released as common animal in 96th Mystery Game- Prehistoric Animals.
It was re-released on the April 2, 2012 as part of Pig-O Game 1 prizes. It was re-released again as uncommon reward in Mystery Game 146. It was re-released again on October 24th, 2013 as a reward in Mystery Game 176. It was re-released again on November 11th, 2013 as a reward in Pig-O Game 61. It was re-released again on November 13th, 2013 as a reward in Pig-O Game 63. It was re-released again on November 16th, 2013 as a reward in Mystery Game 197.
- Main article: Dino Lab
The Compsognathus can be stored in the Dino Lab. The Dino Lab can be harvested every 1 day. When harvesting the Dino Lab containing at least one Compsognathus, it is possible to find 2x Random DNA strands. One DNA strand is for the farmer, and is sent to the farmer's Dino Lab. The other DNA Strand is for the farmer's friends, and can be shared to the player's wall.
- Main article: Mastery
|Mastery Level||Mastery Points|