The game supports gamepads. Playing with a Bluetooth controller (like Xbox or PS4/PS5 controllers) makes handling the massive crowds much easier than touch controls.
Unfortunately, there is no official Android release of Serious Sam 2. However, there are alternative ways to play the game on your Android device. download serious sam 2 for android
Another way to play Serious Sam 2 on your Android device is by using a cloud gaming service, such as: The game supports gamepads
Copy your legally owned Serious Sam 2 game folder (from Steam or GOG) to your phone's internal storage. download serious sam 2 for android