Set in the same universe as the base game, the mission pack continues the human war against the Strogg , a cybernetic alien race that systematically harvests and modifies other species to augment its ranks. Players once again take on the role of a lone Marine sent to the Strogg home world, Stroggos , to dismantle their military-industrial complex. Key Content and Features Ground Zero significantly expanded the base game's assets:
Adds five new enemy types, such as the Stalker and the Turret , which increase the difficulty compared to the original campaign. QUAKE II Mission Pack: Ground Zero
Includes 14 new single-player levels and 10 multiplayer maps . Set in the same universe as the base
is the second official expansion for the seminal first-person shooter Quake II . Released on September 11, 1998 , it was developed by Rogue Entertainment and published by Activision . While the first expansion, The Reckoning , was developed by Xatrix Entertainment, Rogue Entertainment took the reins for Ground Zero , introducing a distinct flavor to the gameplay through more complex level design and new tactical options. Plot and Setting Includes 14 new single-player levels and 10 multiplayer maps