No revenue estimate for GOG — its rating/review counts don't calibrate to sales the way Steam's do. Reviews and prices only.

Spirit of Adventure

GREAT NEWS: "Spirit of Adventure" from the legendary German game development studio Attic Entertainment is finally available on GOG. "Spirit of Adventure" is a 2.5D dungeon crawl RPG game in which you'll take charge of a group of 6 heroes that you can freely choose and determine. Each of these characters is equipped with their own abilities that can be useful in your missions. As you make your way through the world of "Spirit of Adventure", you'll meet many people with whom you can interact. But who can you trust? Who is on your side? Start a battle against the forces of evil and against a religion and secure the future of your world. - Classical 2.5D dungeon crawler RPG game - Create your own powerful team of heroes and choose between 4 different classes - Equip your hero squad with countless equipment items and prepare them for their adventure