Shi

Anime where the animation and storytelling just send your head reeling in and explode at the bursts of color and just sends your mind boggling at what you see:

Paprika

Bakemonogatari series

Mekakucity actors

Puella magi madoka magica

Dead leaves

Gankutsuou: The Count of Monte Cristo

Perfect Blue

xxxholic

Sayonara Zetsubō Sensei 

Tokyo Godfathers

Cat soup

Kaiba

C: The Money of Soul and Possibility Control

Paranoia agent

Neon genesis evangelion

FLCL

tatami galaxy

Mononoke (series)

Ayakashi: Bakeneko

Tenshi no tamago (aka Angel’s egg)

Tekkon Kinkreet

Inaka Isha

Genius Party

Space Dandy(?)

Kuuchuu Buranko (aka Welcome to Irabu’s Office)

Utena the movie(?)

Evangelion

Amnesia (?)

Ergo Proxy (?)

Kino’s Journey

Red Line

Mind Game

Shinsekai Yori (?)

THE REFLECTION

Akira (?)

Flip Flappers (?)

Aku no Hana (flowers of evil manga)

Serial experiments of Lain

The Night Is Short, Walk on Girl ( Yoru wa Mijikashi Arukeyo Otome)  

Mob Psycho 100

Devilman crybaby

Belladonna of sadness