No revenue estimate for GOG — its rating/review counts don't calibrate to sales the way Steam's do. The Steam version is estimated at $524.9K — a different platform, not this one.

Knightica

Knightica is a turn-based roguelike auto-battler where you lead an army of powerful units. Recruit, place and command your troops to free the Kingdoms. Discover amazing synergies, gather demonic souls, face dangerous monsters and lead your army to victory! ASSEMBLE YOUR ARMY   Enroll units of all shapes and sizes! It's up to you to make them work together! Place and rotate them to use their specific talents to the fullest. Will you lead an army of undead or put your trust in the magician's guild?   YOUR CHOICES MATTER   Choose your commander, units, and items, and make decisions about the path you take. Is it worth stopping at this strange shop , or do you feel ready to fight an elite demon ? Every run presents new opportunities to experiment with powerful combinations , ensuring no two adventures are ever the same.   FIND YOUR OWN STRATEGY   Upgrade your troops, swarm your enemies, search for the perfect ally or focus on your economy. It’s up to you to find the best way to use the enchants , troops and demonic souls at your disposal.   CONQUER THE KINGDOM   Lead your army through increasingly difficult worlds, adapt, and overcome many situations with varied enemies and terrifying bosses using unique demonic tactics. Try to go as far as you can because only you can secure the future of the realm and ensure peace prevails once more!