Shin Megami Tensei: Liberation Dx2
A free-to-play mobile RPG developed by SEGA, based on Atlus' Shin Megami Tensei series. "Shin Megami Tensei: Liberation Dx2 is a turn-based role-playing game coming to Android and iOS mobile devices. Summon, fuse, and awaken your own demons to fight alongside you. The game features awesome AR features and intense multiplayer action!"
Story
"Devil Downloaders. Also known as Dx2. Those who have the power to summon demons using a special smartphone app. Under the guidance of a mysterious man, you gain this power yourself and become a member of the Liberators. As part of this secret organization that fights to protect the world, you now find yourself in a battle between opposing factions of the Dx2. The enemy is known only as the Acolytes. Evil intentions lurk behind the seemingly peaceful facade of our modern society. To what depths will the Dx2s have to go if they continue to fight?"