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