The problem with your idea is that everyone using their own invented Pokemon or Digimon is a mess. Pokemon and Digimon are still alive, and they keep adding new monsters once in a while, so it would be better for people to just search a Digimon or Pokemon of their liking and use it.
I can help with Digimon, and for the pokemon list,data, info and pics just go to
http://www.serebii.net/