You could argue that Madoka is pretty damn sinister, but I guess the most sinister genres would probably be thriller/mystery/horror. Refer to this thread ^^
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What is the most sinister anime genre?
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the most sinister genre is harem
lolDaddyCoolVipper wrote:
the most sinister genre is harem
Shiki
Um. Mirai Nikki?
An anime can be a whole genre???RynaHitsune wrote:
Um. Mirai Nikki?
Also i think is psychological, have you ever seen monster? shit is wicked as fuck
no. guess I'll check it outsalo77 wrote:
An anime can be a whole genre???RynaHitsune wrote:
Um. Mirai Nikki?
Also i think is psychological, have you ever seen monster? shit is wicked as fuck
boku no pico
Hhmmm... Sinister... Then it would be Mirrai Nikki (Future Diary)
lol that's a yaoi, its only sinister for all of the boys ;pDulcet wrote:
boku no pico
it can be sinister for the ladies tooOoyama Aria wrote:
lol that's a yaoi, its only sinister for all of the boys ;pDulcet wrote:
boku no pico
it's not the greatest thing seeing pubescent boys playing with each other
it can be sinister for the ladies tooDulcet wrote:
boku no pico
it's not the greatest thing seeing pubescent boys playing with each other[/quote]
I agree, but I'm a same gender love fan. So I can't really tell its sinister. ^o^
i just chokedDaddyCoolVipper wrote:
the most sinister genre is harem
Agreedokenoshofu wrote:
i just chokedDaddyCoolVipper wrote:
the most sinister genre is harem
she_old
Hmm I guess chose "jigoku shoujo" 
Ahh.... Jigoku Shoujo, also in season 2 ...Nya-nyan wrote:
Hmm I guess chose "jigoku shoujo"
Gakkou Gurashi is sinister in a way.
Also, Elfen Lied
Also, Elfen Lied