The Bourne Cacophony
I've got a few more since the sequels don't seem to stop and given the onset of time, aging will eventually take over & we will need to get more creative.
The Bourne Geriatry, the Bourne Colonoscopy, the Bourne Atrophy, the Bourne Coronary and finally the Bourne Rectum.
The Bourne Colonoscopy. "There was never just one."
Perhaps 'The Bourne Philately' too. Even the slickest of moldy Treadstone assassins will need a hobby. What better than terrorizing unsuspecting postal workers while adding to your stamp collection.