This version is developed by Cogg Studio. The game's theoretical return to player (RTP) is %. American Roulette (Urgent Slots & Games ️ Claim Your Bonus and Win REAL. The range of bets is quite diverse, you can. European Roulette (Begames) Slot - Review, Free Demo, Casinos, Bonuses European Roulette (Cogg Studio) Cogg Studios. The range of bets is quite diverse, you can. The game's theoretical return to player (RTP) is %. Game Type. . European Roulette (BGaming) is a roulette game by BGaming. May 26, · Table Games. Try European Roulette (Cogg Studio) online for free in demo mode with no download or no registration required. Return to player. This version is developed by Cogg Studio. To start playing, load the game, place any bets on the roulette table, and spin the wheel. Stay updated on the. %. European Roulette (Cogg Studio) by Cogg Studios.