In football, some players breed fear and cause other teams to cower in their wakes simply due to their fierce appearances and fearsome reputations.
Then there are those who produce the same effect, but with the opposite outward image. These are players who look more like fresh-faced high-schoolers than top-class footballers.
They will still devastate their opponents and cut them to shreds on the pitch, all the while looking deceptively innocent.
These are world football's 10 most awesome baby-faced assassins.