Evolution is an integral process in monster-raising games, including Telefang, Bugsite and Dino Device. The system is where a Denjuu, Bug or Dino evolves from one to another. Their evolutionary stage, habitat type (for Telefang), etc. would/might change, along with improving its stats.
- Main article: Evolution in Telefang 1
- Natural evolution is caused by the levelling up of a Denjuu.
- Mod evolution is caused by fusing a reform item and a Denjuu together.
- Experimental evolution is caused by a DNA item used on a Denjuu.
- Main article: Evolution in Telefang 2
- Main article: Evolution in Bugsite
- Main article: Evolution in Dino Device