If you were looking for the article about the Halloween pet with a similar name, then see Skelly Deer.
The Skeletal Deer is a Unique pet in Bubble Gum Simulator. It can be obtained by opening a Nightmare Egg. The chance of hatching it is 20%.
The Skeletal Deer is a Unique pet in Bubble Gum Simulator. It can be obtained by opening a Nightmare Egg. The chance of hatching it is 20%.