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