The followers of strategy games will surely know the Tower Defense variation of these games. A faithful example of this genre is Fieldrunners for Android.
Defend the map from your enemies.
More levels, more weapons, more enemies
In Fieldrunners you have to protect your territories from your enemies, wiping them out before they cross the map. To do so, you must place different types of defense towers to attack all the enemy units.
Fieldrunners stands out due to its great graphics and because it offers a large amount of levels, weapons, enemies and game modes. Download Fieldrunners for Android and defend the World from hordes of enemies.