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Dual Cock Mastery is defined as the completetion of mastering a certain sex technique known as 'Bento Style'.

Bento Style technique is where the male inserts his penis inside the female's vagina, but only in a certain legendary way

in order to allow the woman to have an orgasm as if 'Chuck Norris' was 'Fucking her hard,'*

*i.e. Penetrating so hard and fast, almost to the state of ripping pussy to shreds.
Johnathon was praised for successfully achieving Dual Cock Mastery.

David attempted Dual Cock Mastery on his girlfriend, but failed. This resulted in his cock ripped to shreds.
by vaginalspeedtester3 November 12, 2011
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