Bruce Lee kicking the proverbial out of the flabby C Norris in Way Of The Dragon springs to mind......
any of Franco Nero's "slow fu" scenes from
Enter The Ninja.
Stafam's use of bicycle pedals in
The Transporter
Arnie and Bennett at the end of
Commando.
These are the ones that come to mind first, as
They Live as been mentioned copiously...
