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