Seraph of the End: Vampire Reign

The story takes place in a world where an unknown virus has killed the entire human population except for children under 13. Those children were then enslaved by vampires. The manga centers on Yuichiro Hyakuya, a human who dreams of becoming strong enough to kill all vampires. (Source: Anime News Network)

AJIN: Demi-Human

Kei Nagai’s body should have died when a truck slams into his body, but instead, he finds himself resurrected with all of his wounds healed. Now revealed to be an Ajin, one of a mysterious new breed of immortal demi-human, he’s been marked with an international bounty, and in the eyes of the world, Kei is a specimen to be taken by any means possible. Now he’s on the run, and his only hope is to discover the terrifying secrets behind his new abilities before he’s forced to use them in battle! (Source: Sentai Filmworks)

The Future Diary

This psychological thriller, based on the manga written and illustrated by Sakae Esuno, is about Yuki, a loner who's not very good with people. He prefers to write a diary on his cell phone and talk to his imaginary friend, Deus Ex Machina – The God of Time and Space. However, Yuki soon learns that Deus is more than a figment of his imagination when he makes Yuki participate in a battle royale with eleven others. The contestants are given special diaries that can predict the future, each diary possessing unique features that give it both advantages and disadvantages. Within the next 90 days, the contestants must try to survive until there is only one left standing. The winner will become the new God of Time and Space. (Source: FUNimation)

Elfen Lied

The Diclonius, a mutated homosapien that is said to be selected by God and will eventually become the destruction of mankind, possess two horns on their heads and have a "sixth sense" which gives them telekinetic abilities. Due to this dangerous power, they have been captured and isolated in laboratories by the government. Lucy, a young and psychotic Diclonius, manages to break free of her confines and brutally murders most of the guards in the laboratory where she is being held, only to be shot in the head as she makes her escape. She survives, falling off a cliff into the ocean and manages to drift along to a beach where two teenagers, Kouta and Yuka, discover her. Having lost her memories, she was named after the only thing that she can now say, "Nyuu," and the two allow her to stay at Kouta's home. However, it appears that the psychotic side of Lucy is not dead just yet... (Source: ANN - Revised)