 If you liked
Masou Gakuen HxH
|
 ...then you might like
Closers: Side Blacklambs
|
The same plot where group of youngsters are fighting inter-dimensional beings that threaten the earth, however, while one is based on a game and has a "GP" rating, the other one is rated "R" and not for kids, but for big guys who doesn't mind a little bit of something in it........know what I'm saying?