A free program for Android, by Wire Joy.
League of Genesis is a strategy game in which you control your own nation, with a mounted combat system that allows you to attack enemies. The combat is 2D, on the map, so you can move your troops in any direction.
The troops you control are made up of various types of units. You can use these to attack enemies and defend yourself. There is also an option to form a legion, with a lot of benefits.
You can also do a lot of things in the game, such as sending troops to attack enemies, defending yourself, commanding the troops, and more.
The game is very easy to play and is designed to be played on mobile devices.