Heres some (ok..alot) of series that has team work and or the whole partnership thing going on:

• +Anima
• Akira
• Beet the Vandel Buster
• Berserk
• Black Cat
• Blood Alone (hmmm...kinda...maybe :/ )
• Chrono Crusade
• D.Gray-man
• Dragon Eye
• Dragon Drive (kinda...)
• Dragon Head
• Enchanter
• Fullmetal Alchemist
• Gintama
• Ghost Hunt
• Hellsing
• Hunter x Hunter
• King of Thorn
• Parasyte
• Konjiki no Gash Bell!!
• Muhyo & Roji's Bureau of Supernatural Investigation
• One Piece
• Persona 3 (finish the game before you start reading the manga)
• Princess Resurrection (Kinda...)
• Psycho Busters
• Pumpkin Scissors
• Rose Hip Zero
• Shaman King
• Switch
• The Law of Ueki (Kinda...namely later on in the series)
• Tsubasa Reservoir Chronicles
• Tail of the Moon (Kinda...)
• Yozakura Quartet
• Yu-Gi-Oh (kinda...)
• Battle Royale
• Black & White (Tekkon Kinkreet) (Kinda...)
• The Drifting Classroom
• SandLand (I think :/ )
• Tenshi Ja Nai!! (kinda..)
• Zombie Powder
• 20th Century Boys
• Alice 19th (I think :/ )
• Alichino (I think :/ )
• Anne Freaks (I think :/ )
• Shrine of the Morning Mist
• Chicago (I think :/ )
• Detective Conan (pretty sure on this)
• DN Angel
• Dragon Ball
• Eden
• Elemental Gelade
• Flame of Recca
• Gate (I think :/ )
• Get Backers
• Legal Drug
• Gunslinger Girl
• InuYasha
• Kamikaze
• Lagoon Engine (I think :/ )
• Magic Knight Rayearth
• Marchen Awakens Romance
• Land of the Blindfolded
• Rookies
• Sekirei
• Steam Detectives
• Yakitate!! Japan (kinda...)
• Descendants of Darkness
• Yu Yu Hakusho (I think :/ )
• Blame!
• Metro Survive
• Eyeshield 21
• Mobile Suit Gundam: Ecole du Ciel
• Tokyo Tribes 2 (maybe...)
• Placebo (I think :/ )

@Lezard; WOW. Simply wow. xD

THANKS FOR THE HELP~

I highly second Chrno Crusade.

Also Eternal Sabbath and Mirai Nikki.

What I like in Trivial Pursuit style. Pick your category:[img]http://i379.photobucket.com/albums/oo233/Reid4891/Manga/trivia-1.jpg[/img]