Left 4 Dead and Assassin's Creed creators working on new titles for publisher
New 'groundbreaking multiplayer project' underway; studio wants to 'take FPSes to a whole new level'
Left 4 Dead co-dev rises from the grave to work on new projects
Left 4 Dead developer no longer exists – but kind of does at the same time
Famed US independent buys developer of new game Left 4 Dead