Ground Zero

Ground Zero is a single-level PWAD for Doom64 EX, first released in 2009 as "Doom64EX Example Level" and then updated in 2011. Ground Zero was designed by Samuel Villarreal (Kaiser) and is also known as Kaiser 24.

Secrets

 * 1) In the third room, you can see a glowing panel to the left. Press on it to make a security armor and a berserk pack to appear in the room. (thing 35)
 * 2) See secret #1 (thing 335)
 * 3) In the room with the blue keycard, right before pressing the first switch that appears, you will notice a diamond-shaped tile on the computer panel on the left. Press it to obtain another berserk pack. (sector 162)
 * 4) After solving the sequence puzzle in the central platform of the starting room, a door will open to the west. Enter it and go up the stairs, and you will hear a platform come down from behind once you make it to the end of the corridor. Backtrack slightly to find a megaarmor. (sector 177)
 * 5) In the room where the yellow switch is, you will notice that there's four sets of computer panels on each side. To the right side, one of the computer panels has its screen shut off, unlike all the others. Shoot at it and quickly go to the warehouse in the next room to see that the crate (with a rocket on top) immediately to the left of the door has been lowered, revealing a switch. Press the switch to open a nearby cache containing a box of rockets and four more rockets. (sector 30)

Things
This level contains the following numbers of things per skill level:

Trivia
' is the name of one of the two official expansion packs for '. Steven Searle, another early Doom 64 level creator, designed a levelset called The Reckoning which is named after the other Quake II expansion of the same name.