As of now there are a total of 24 robots divided into 4 tiers. In Real Steel World Robot Boxing, you will be using various robots to fight against fellow robots in the boxing ring. Sounds exciting? If it does, then there’s a huge chance that you will enjoy the latest mobile game from Reliance Games: Real Steel World Robot Boxing. But have you ever watched Real Steel? In the movie’s universe, boxing has changed a lot, and the ones boxing aren’t humans anymore they’re robots. Real Steel Boxing Champions Apk for Android – If you ever watched Rocky, then you have watched the best and the most famous boxing movie in the world.