Apart from Dunc I don't think I'd be intimidated by any of the others that make the list and I'm an overweight nobody. They all just seem to be dirty players rather than hard.
Be more scared of the big fuckers like Unsworth, Diop, and Samba.
Vastly underrated but more to his own fault. Missed a lot of football due to niggles, niggles he'd probably not have had if the alcohol wasn't slowing his body from recovering.
When fit he proved he was a far better striker than Rio Ferdinand was a defender and he's lauded as world class.