Devil Evolution

The Devil Princess Is Dangerously Endangered!

Stop the many human Knights from coming in!

Please summon a powerful devil and protect the princess in crisis!

Combine the same demon to summon a new and powerful demon!

Block more people and grow them into more powerful demon!

When you are bored, you can operate it simply and funny.

Have fun!

Bug reports and other comments
prismathunderdev@gmail.com