While high-end Android devices can emulate some older console games, modern PC/console titles like Black Ops 3 cannot run natively or smoothly through current mobile translation layers. Safe Alternatives for Call of Duty on Android
If you want to play a legitimate Call of Duty experience on your Android device, you should use the official apps: Call of Duty: Mobile
If you own a high-end Android device with a modern Snapdragon processor (such as the Snapdragon 8 Gen 2 or Gen 3), you can technically run the official PC version of Black Ops 3 using Windows emulation. System Requirements for Emulation Snapdragon 8+ Gen 1, 8 Gen 2, or 8 Gen 3. RAM: 12GB to 16GB of LPDDR5 RAM.