In "Chuck Versus the Alma Mater" (S1E07) Icelandic assassin Magnús Einarsson's weapon of choice is a crossbow. He uses it to kill Stanford Professor Fleming.
Magnús carrying his crossbow
Magnús reloading his crossbow
Episode?
What episode of Chuck is this screenshot from? --Ben41 (talk) 04:57, 31 August 2014 (EDT)