A to D (Mature) 

Berserk

by Kentaro Miura

Set in a fictional medieval Europe, follow Guts who seeks to have revenge on Griffin who betrayed him. Guts uses a large sword called Dragon Slayer.

Dandadan

by Yukinobu Tatsu

A high school girl who believes in ghosts and the supernatural get abducted by Aliens and then discovers she has psychokinetic powers which allow her to visualize peoples auras, she can visualize a giant hand to control those auras.