Left 4 Regular Show 2

Left 4 Regular Show 2 is the sequel to Left 4 Regular Show, developed and published by Valve.

Plot
Continuing from Left 4 Regular Show, Mordecai and Rigby must save the groundskeepers from turning into zombies by collecting certian items which will cure them. There are 2 endings - the first cures them and the fight continues, and the second does not cure them and they turn into zombies, leaving Mordecai and Rigby to fight the invasion. The game takes place over a week.

Gameplay
This time the game is open world, meaning there's no set map.