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 $1.1M — a different platform, not this one.

Sacred Gold

A shadow of evil has fallen on the kingdom of Ancaria. Now is the time for champions. Orcish hordes and Undead legions, Demonic beasts and mythical Dragons. This is the world of Sacred. A time of legends. Your world. Your time. A new adventure begins... Choose from 8 heroic characters: Dwarf, Daemon, Gladiator, Seraphim, Battlemage, Wood Elf, Dark Elf, Vampiress. Discover the vast Kingdom of Ancaria, but be on your guard. Equip yourself with magic spells, close-combat and ranged weapons, fighting on foot and on horseback. Collect hundreds of items, forge unique and powerful weapons and armor. Learn Combat Arts, develop new skills and perform devastating combo attacks, made from your own special skills and spells. Battle your way through the massive main storyline and solve hundreds of side and dynamic quests as you cleanse the lands of Ancaria. Battle with friends and rivals in Sacred's free multiplayer modes (online & LAN). Featuring the entire campaign played cooperatively (1-4 players), pure Hack'n'Slash with friends (1-16 players), or battling against others in Player vs Player (1-16 players). Includes Sacred Plus and Sacred Underworld Many different and very interesting classes and characters to choose from An engaging storyline viewed from many different perspectives Multiplayer notice: Sacred's multiplayer servers (Internet) are no longer functioning, therefore multiplayer is only possible over a local area network (physical or emulated).