World Trigger

Name: World Trigger
Genre: Action, Adventure, Animation, Comedy, Sci-Fi
Released: 2014-10-05
Rating: 7.4
Cast: Nao Tamura, Yuichi Nakamura, Tomo Muranaka, Yuki Kaji, Hideyuki Tanaka

IMDB: 7.4 3 Seasons

Overview: A gate to another dimension has burst open, and from it emerge gigantic invincible creatures that threaten all of humanity. Earth's only defense is a mysterious group of warriors who have co-opted the alien technology in order to fight back!