Record of Ragnarok summary:
The story begins when the gods call a convention to decide the whether to let humanity live or die, and settle on destroying humanity. But a lone valkyrie puts forward a suggestion to let the gods and humanity fight one last battle, as a last hope for humanity's continued survival. 13 gods will fight against 13 human champions in one-on-one battles to decide whether humanity lives or dies.
Record of Ragnarok summary:
A story set 30,000 years ago, starring the Cro-Magnon, by the duo behind Kami-sama no Iu Toori.
Wazu was an ordinary townsman who shut himself off in the “mountain” because of an unfortunate course of events. After 2 years, he decided to come down from the mountain to meet with people. But there were various misunderstanding about the “mountain” which he shut himself off in. And then he repeatedly had encounters with people. And after that..
Being in love with a man of a lower rank was perhaps the only problem in Yonas otherwise peaceful life as a princess, until her world is irrevocably changed and she is forced to flee from her sheltered existence.
Shimazu Toyohisa, whilst involved at the Battle of Sekigahara, manages to mortally wound Ii Naomasa, but is critically wounded in the process. As he walks from the field broken and bleeding, Toyohisa finds himself transported to a corridor of doors, where a bespectacled man at a desk waits for him. This man, Murasaki, sends Toyohisa into the nearest door where he wakes up in another world. There, Toyohisa meets other great warriors like him who have been transported as well, to be part of a group known as "Drifters".
A young man set forth to avenge his master, a once powerful martial artist who was betrayed by his own men and barely escaped with his life. Armed with his master's supreme martial art techniques, he is ready to bring terror and wreak havoc among the murim. But before he even got started, he learns that the ones who had betrayed his master are already dead... Erm, so what happens now?
Yongbi is a bounty hunter without fear or reproach. Especially without fear, actually. Despite his greed and his penchant for drinking (fortunately shared by his faithful horse) and women, Yongbi is still a charming young man. And when a boy carrying a medallion, source of much envy, finds himself under the protection of the adventurer, those who cross their path must prepare for the worst!
Thorfinn is a young viking whose father was killed when he was young by a viking captain called Askeladd. After many years, Thorfinn has joined Askeladds crew to take revenge on him while conquering territories in Northen Europe.
D.Gray-man follows the adventures of 15-year-old Allen Walker, whose left arm can transform into a monstrous claw and destroy akuma, evolving machines created by the Millennium Earl to help him destroy humanity. As ordered by his master General Cross Marian, Allen becomes an Exorcist, people who can destroy akuma, for the Black Order, an organization attempting to stop the Earl. He becomes a powerful asset for the Order because he can detect disguised akuma with his left eye.
The story focuses on an eccentric samurai, Gintoki Sakata, his (partial) apprentice Shinpachi Shimura, and a teenage alien girl who's from one of the strongest races in existence: Kagura. All three are "free-lancers" search for work in order to pay the monthly rent, which usually goes unpaid anyway. The story takes place in the Edo Period, but instead of the Europeans invading in the late 1860s they are invaded by aliens, which they call Amanto. It's funny, and worth reading just for the laughs.