There was a couple of zombies missing in The Hell Campaign, 4 in the freaky room and 1 in the demon lab levels. They appeared as small black boxes in the affected maps.
WarlorD69 has supplied the mappack that will have you laying awake at night wondering how you can get through all four levels when they are laden with monsters, all done in the hellish style.
Here is the Fixed version of The Skeletal Passage Single Player map.
benny_jay has released his pack which starts you out on the base, he has also edited Parts 1 and 2, which means, this is a whole new experience!
This is the next version of the 'Mars City' level as bullseye would like to see it.
These are the fist maps of a new map maker. There are two (2) maps included in this download. They are: 1) Mars Labs 2) Pressurization Facility
This patch fixes an issue with the custom Pinky featured in the campaign.