what i said before is right, all that happens from winning co-op matches is your rank goes down, nothing else, i dont even think it counts as a valid match, so you cant get 100 wins with it...
Well, it is two players versus two AI, it shouldn't count as a ladder match.
How yummy did CJ taste? Was it good lobster yummy, acquired taste yummy, barrel of beans yummy, cheated death yummy, super yummy or yummy with a pinch of salt? I'd like to know, because I was planning to fly to the Netherlands just to eat him myself, but you beat me to it.