Monstown. Unnatural selection

"Monstown: Unnatural Selection" is a free, online strategy game where players can create and care for monsters at the Ranch, battle other monsters at the Stadium, and unlock new content at the Museum. The game features eight different ranches, each with the ability to build facilities that produce food, create monsters, and help them evolve. As players progress, they can unlock new items and abilities to enhance their monster collection and battling skills.