Way too many to choose just one but here are a few that come to mind.

Join the Marines?

http://www.youtube.com/watch?v=TFNeBRc7W7s

"Doom"

http://www.youtube.com/watch?v=ZrjSqK7xPLE

Fight scene (weapons)

http://www.youtube.com/watch?v=9OxQ-2gR1DU

Fight scene "I'll beat any man in this room in 60 seconds!"

http://www.youtube.com/watch?v=muABQzZAZew

For you sports fans

http://www.youtube.com/watch?v=54-6yimtjtA

Courtroom drama

http://www.youtube.com/watch?v=8hGvQtumNAY

Hoo-ah! (more quazi-courtroom action)

http://www.youtube.com/watch?v=dH4p9BQ3V9o

"He'll flip ya for real"

http://www.youtube.com/watch?v=FLcWMGCLHa0

EDIT:

Poker...duh!

http://www.youtube.com/watch?v=4qPgrCFcwFk

http://www.youtube.com/watch?v=5698x5qVWeg