20th Century Boys, Naoki Urasawa
The Sandman, Neil Gaiman.
Ex Machina, Vaughan and Harry.
Vagabond, Takehiko Inoue.
NOiSE, Tsutomu Nihei.
This is not a discussion, debate, or argument about which is the best, but simply a place to state what you personally enjoy the most.
For me it's got to be:
Ao No Exorcist, Bakuman, Gantz, Kekkaishi and One Piece.
20th Century Boys, Naoki Urasawa
The Sandman, Neil Gaiman.
Ex Machina, Vaughan and Harry.
Vagabond, Takehiko Inoue.
NOiSE, Tsutomu Nihei.
Bakuman
Ao No Exorcist
Nurahihyoin no Mago
Reborn!
Kurogane(Kezawa Haruto)
Anime: Baccano!, Clannad, Soul Eater, Full Metal Alchemist, Code Geass
Manga: Fairy Tale, multiple shojou manga...
Clannad
Angel Beats
Claymore
High School of the Dead
Demon King Daimou
^Not very accurate. Hard for me to decide on my favorites. On the other hand, I don't read enough manga.
Tokyo Tribes
Tenjho Tenge
Dragon Ball Z
Redline
Dead Leaves
Mangas:
Blame!, Tsutomu Nihei
Biomega, Tsutomu Nihei
Naruto
Bleach
Deadman Wonderland
Animes:
Full Metal Alchemist
Bleach
Durarara!
Kare Kano
Harmageddon or Genma Taisen (old 80's anime that really isn't that great)
For every two minutes of glamour, there are eight hours of hard work."
Manga:
Akira
Buddha
Dr. Slump
Ghost in The Shell
Dragonball
Anime:
Azumanga Daioh
Samurai Champloo
Cowboy Bebop
Ghost in the Shell S.A.C.
Gurren Lagann
Though this list changes.
Fullmetal Alchemist
Ruroni Kenshin
Blame!
Howl's Moving Castle
TTGL
"Join Luthor in Ultraman's fortress and leave Superwoman to me and my mustache."
Bakumans
FMA Brohood
Monsutah
Shin Chan
Tengen Toppa Gurren Lagann!
"I'm a blowfish!"
-Diesel
Bookmarks