Online casino game is voted as the number one online game in 2011. Because of its entertainment and excitement every game addicted one prefers to play casino. Playing casino with an unknown player makes exited and more interesting. While playing casino in real time with a opponent one can expect the other one’s game through face feelings or body language, here in case of online casino games there is no such things should happen. And when coming to how one can select a best casino games, here are some different types of casino and its game method. Different types of games in casino are grouped in to three categories. They are slot machines, table games and random numbered games. The people stepped new to casino choose this category. Here bets are offered by the opponents in these games, but in fewer amounts. Here to play these games no need with more skills just player has to press the button. Where as in the random number games like bingo games, big six games and keno games, one has to tell a number, if that number occurred then that number holder wins the game. The third one which needs more techniques is table game. The online poker games are the most chosen games to play as it is much exited and critical.