From Gauntlet to Left 4 Dead - the history of co-op gaming

Neverwinter Nights
It only takes one bad player to spoil the party, as many Neverwinter Nights fans discovered

Everything's better with friends: going to the pub, hearing difficult news and taking on the massed demons of hell – you name it.

This probably says something about us as a species that while most of our favourite games are all about playing with others, it's typically spent trying to tear each other apart with fists of fury, hot lead, magical spells and anything else that might make a pretty splash of gore that has one yelling 'Damn!' and the other giggling 'LOL'.