Unlike 'RocketDude', this mutation was cut from The Last Stand Update because its presentation was considered to be lacking and not polished enough. The Last Stand Update did originally feature a mutation named 'Training Toolbox', which intended to give the player a place to practice a variety of customizable scenarios to improve their skills.Adds two new Mutations: 'RocketDude' and 'Tank Run'.Adds 30 new achievements, mainly based on the new features.Adds 4 new Scavenge arenas based on the first Left 4 Dead.Adds 26 new Survival maps based on the first Left 4 Dead and the previously hidden Left 4 Dead 2 survival maps.Introduces Versus Survival to the Main Menu, which was formerly a mutation gamemode.'The Last Stand', a brand new campaign based on the original Survival map-it's no longer impossible to survive.
Also, specific PVP enhancements and fixes.