For personal preference and to remind me there is anime out there that doesn't make me want to harm myself.
(in no order)
Steins;Gate
Shiki
Arakawa under the Bridge
Arakawa under the Bridge x Bridge
Giant Killing
Gintama
Kuuchuu Buranko
Mahou Shoujo Madoka
Samurai Champloo
Paranoia Agent
Kimi to Boku
Kimi to Boku 2
Cromartie High School (I think I'd be on my 17th rewatch)
Wandering Son
Mushishi
Nastume Series
Thermae Romae