Coop ideas

There was that cool idea in a White Dwarf (dont know the number, didnt play for ages)
Where the gangs were allied, some gangers were randomly chosen and need to find the exit (randomly) and escape from zombie that will always moving forward the nearest ganger

Sounds like you do not want to find yourself in a dead end.

bah coop are very often cool, specialy when you play with friends.
So you re not forced to crush opponents. like real life should learn us more often