Hey guys,
I am .slowmotioN and I organise tournaments on my Zen Server (L4D Competitive Server).
If you want participe in a tournament, you just have to join this Steam Group !
I will organise tournaments all months I think, if this group isn't too empty :D !
Chat me for info !

Maybe Extensions of maps for required to participe to Tournamaents :

City 17 : https://www.gamemaps.com/details/2406 (!cm c17)

I Hate Mutains : https://www.gamemaps.com/details/2595 (!cm ihm)

Suicide Blitz : https://www.gamemaps.com/details/2334

For get these maps, download them, extract all folders of Download with 7-Zip or winRAR, then put the Foler Map in :

📁Local Disk (C:)
└📁Program Files (x86)
⠀└📁steam
⠀⠀└📁steamapps
⠀⠀⠀└📁common
⠀⠀⠀⠀└📁Left 4 Dead
⠀⠀⠀⠀⠀└📁Left 4 Dead
⠀⠀⠀⠀⠀⠀└📁Addons