Title says it all:
http://gamerscoreblog.com/team/archive/2008/01/14/555864.aspx?)
They need some inspiration apparently...I went ahead with;
Guns Don't Kill People, I do (100 points): Kill every single enemy in the game
Kindergarten Ninja (5 points): Die in the first level, at the first enemy on easiest difficulty
Marathon Man (100 points): Finish the entire game under <?? hours
SILENCEIKILLYOU! (20 points): Kill all terrorist enemies on stage (enter stage)
Spoon! (5 points): Kill the (insert enemy) with the improvisary weapon 'spoon'
Harvest Season (20 points): Kill X opponents with the Scythe
The wicked dry humour of the LF community is needed! :D