Monster Strike (2015)
Original Title: モンスターストライク
Videos: Trailers, Teasers, Featurettes
Ren Homura returns to his former residence, yet he feels very uncomfortable: he possesses no memory of having lived there. Without warning or his permission, a game called "Monster Strike" installs itself into Ren's smartphone; monsters of the game then literally fly out from his smartphone and start fighting on streets. Watching the fighting in amazement, Ren starts picking up his lost memories.
Monster Strike - watch online: streaming, buy or rent
Currently you are able to watch "Monster Strike" streaming on Crunchyroll for free with ads.