The month of July saw a lot of new game releases by your favorite online casinos, but there were some games that chopped the charts attracting thousands of players from all around the world. Keep on reading to find out which were the most popular games this month and check if you've been missing out on anything.

Microgaming's 243 Ways to Win series launched the widely awaited slot 'The Dark Knight' and of course it made the top of the list easily. This slot machine is based on the world famous movie of Batman. The slot is linked to four progressive jackpots, a lot of free spins, and great design by its developers.

Playtech launched another comic based slot machine 'Iron Man II' and sent players on a gaming rampage. This slot machine has four progressive Marvel Mystery jackpots that guarantee high payouts and a lot of fun. 'Iron Man II' is Playtech's latest additions to its comic book slot series.

NextGen gaming is the software provider behind Medusa, another slot game that drove players crazy in July. Medusa is a 5 reel, 25 payline slot and it stands out for its well developed, exotic theme. It comes with three bonus rounds that guarantee a lot of cash in the bank for you.

BetSoft also developed an outstanding slot machine: Rooks Revenge. This is a 5 reel, 25 payline slot game with amazing 3D graphics. Not only are the graphics unique, but the style of play resembles the game of Bejeweled, so combinations will explode making room for new symbols to fall into place to make new winning combos. Casino players definitely got a feel for Rooks Revenge as it is a new exciting form of playing slot games. Another 3D animated video slot that is making noise is Extreme by Sheriff Gaming. The theme is outer space, there are a lot of free spins and bonus rounds, and it is not just the graphics that come in 3D, but they are animated in 3D as well.

This month also featured some classic games as some of the most popular slots based on visits by players from all over the world. The list includes the famous Thunderstruck II, Immortal Romance, Hitman, Joker 8000, Funky Fruits, Potion Factor, 7th Heaven, Firestorm 7, Seven and Bars, and Boomanji.

Are any of those games on your list already? Hurry up and check them out!