what is the most revolting ice cream flavor you can think of?

Taken from the Mainichi Times, see website for more tantalizing flavours!

Pit Viper Ice Cream まむしアイス -- The pit viper, or mamushi in Japanese, is one of the most dangerous poisonous snakes inhabiting the Japanese archipelago. And a bite into this reptilian flavored ice cream can certainly seem deadly. Drives fans into hiss-terics. Pit viper is regarded as an aphrodisiac in Japan, but the terrible taste makes it hard to fall in love with this ice cream.