Pay attention to the important detail: advertisements are a part of the game and it offers in-app purchases. This application is often downloaded by Samsung and Lenovo users. Get the .apk installer of SAMURAI vs ZOMBIES DEFENSE 3.4.0 that is provided for free and check out users' reviews on Droid Informer. The file size is 19 MB and the app is built for Android 2.1 and higher.
The antivirus report has confirmed that the app is completely safe for usage.
The way users see it, there are several drawbacks, they are too many ads and bugs and glitches.