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 $11.1K — a different platform, not this one.

Cthulhu Saves Christmas

The master of insanity, Cthulhu, has lost his powers (again!?) and the only way he can get them back is by rescuing Santa Claus from the League of Christmas Evil in this prequel to Cthulhu Saves the World! Join Cthulhu, the Snow Maiden, Baba Yaga-chan, and Belsnickel as they build R'lyehtionships, fight the League of Christmas Evil, and catch the Christmas spirit! Fhtagn! Fight the Krampus, Mari Lwyd, and other Christmas League of Evil villains in unique, turn-based combat! Insanify your enemies! Build your R’lyehtionship levels with friends and foes in the super-streamlined life sim segments! Tentacles! Multi-character abilities! More chickens than you would expect in a Christmas game. Pacing that doesn't waste your time! Fun for the whole family!