Quake 2 Mission Pack 2: Ground Zero created by

Programmer
John Carmack

85 more games

+2
Half-Life
Rage
+3
DOOM 3
Artist
Adrian Carmack

51 more games

+3
DOOM 3
+5
Quake
+4
DOOM II
Artist, Designer
Director, Producer, Designer
Tim Willits

33 more games

Director, Producer
Composer
Designer
Artist
Programmer
John Cash

15 more games

+2
Half-Life
+5
Quake
+4
Quake II