Zhan Long

Author(s): Shi Lou Ye

Status(s): Ongoing

Reviews: Really good vrmmo manga. Have high hopes for this one and hope it goes longer than log horizon

Yu Yu Hakusho

Author(s): TOGASHI Yoshihiro

Status(s): Completed

Reviews: An older manga but also a must read. Action, adventure, supernatural, fantasy. Has great characters and an amazing story! Must read

Full Metal Alchemist

Author(s): ARAKAWA Hiromu

Status(s): Completed

Reviews: Classic, must read. Brotherhood is better imo but I think getting both stories under your belt is worth it

Kurohime

Author(s): KATAKURA Masanori

Status(s): Completed

Reviews: Great but unfinished action/adventure. Has great characters (sexy main chick). Has some ecchi but mostly story and action focused

Psyren

Author(s): IWASHIRO Toshiaki

Status(s): Completed

Reviews: Great manga. Yet another action/adventure/fantasy about super powers and saving the world. Mostly cliche story but still good.

Gantz

Author(s): OKU Hiroya

Status(s): Completed

Reviews: Amazing manga! Great sci-fi aspects, action, drama and it makes you think. Funny, sad, creepy... it has it all.

Vinland Saga

Author(s): YUKIMURA Makoto

Status(s): Ongoing

Reviews: Good action story. Follows Thorfinn and young boy and his struggles in times of violence and war. Great action without the supernatural and fantasy

Dorohedoro

Author(s): HAYASHIDA Q.

Status(s): Completed

Reviews: Great action/comedy that takes place in a dark and gritty world. Good action/characters. Contains intrigue and mystery

Beelzebub

Author(s): Tamura Ryūhei

Status(s): Completed

Reviews: Hilarious manga about the supernatural/fantasy world. Also contains great action scenes.

Black Lagoon

Author(s): HIROE Rei

Status(s): Ongoing

Reviews: Badass action manga. Intense characters, sexual tension, dirty deeds