What are some alternatives?
EvoCreo - Embark on a journey through the world of Zenith.
Pokemon Showdown - Pokemon Showdown is a 2D, Fighting, Single and Multiplayer video game.
Tuxemon - Completely open source monster fighting RPG - capture and battle monsters against others!
Dragonvale - The most popular Dragon Collecting game in the world! Can you hatch them all?
Monster Park - Lovable monsters are out there! Walk into the meadow and catch 'em all!
BlueDragon - Blue Dragon is an Action-Adventure, Role-playing, Turn-based and Single-player video game created by Artoon and published by Microsoft Games Studios.