doubleofive said:
Did you beat all of the coop yet?CP3S said:
Sounds good! In fact, that achievement is for beating just one set of the co-op missions, that would only take about thirty minutes. Free this evening if you are up for it.
No, but I've beaten the section you need for the Professor Portal achievement.
Hmm, I see what you mean, it does say "After you beat co-op..."