Since you are not using the Google Play Store, you must allow installations from third-party sources.
The specific terminology in the search string—specifically "APK," "OBB," and "Repack"—demystifies the technical process of keeping this game alive. The APK (Android Package Kit) serves as the installer, the executable skeleton of the application. However, most modern Android games rely heavily on an OBB (Opaque Binary Blob) file, a separate expansion file that houses the game’s heavy assets—graphics, music, voice lines, and level data. A standard "rip" of a game requires the user to manually place the OBB file in a specific directory on their Android device, a process that can be daunting for casual users and prone to error. slug it out 1 180 apk obb repack
The version that caught Alex's eye was labeled "Slug It Out 1 180 APK OBB Repack." Curious, Alex downloaded the files and managed to install the game on their Android device. Since you are not using the Google Play