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Zombie Genocide Map (+range)

l4d2_genocide is a simple map designed to help you get 53k zombie kills achievement.
As a bonus, you get a shooting range.
The map has no nav, so ally bots won't follow you

Hell 1 has manual zombie spawn, you can kill them any way you want.
Hell 2 zombie spawn is semi-automated. Throw a molotov into the pit BEFORE you press the button, which will spawn a batch of zombies every 0.8 seconds several times in a row. While pit 1 is at work, you can use the pit 2. Once the indicators change their colors, you can set up the fire again.
The lids are designed to hide the zombie models, reducing the GPU load.
The test area lets you manually spawn a jockey, a witch and some regular zombies. The jockey's there for the shovel kill achievement.
The shooting range lets you test guns and see how spread and recoil works.
To play, you should type the following in your console:

Now you can also start the map using the campaign menu.