


The player gets to watch the activation of GLaDOS. However, the party must be delayed because of the activation of GLaDOS. The Weighted Companion Cube also makes an appearance, though like in Portal the player must euthanize it at the end of the chamber.Īfter the player completes the final chamber, they return their device and proceed to their party. The player proceeds through more test chambers, encountering new people and gameplay mechanics, such as Peter and Localised Gravitational Fields. However, this Portal Gun is not fully upgraded, and, unlike in Portal and Portal 2, can only shoot orange portals.Īfter the player proceeds through a number of tests, he or she receives a Dual Portal Device. Shortly thereafter, the player receives a Handheld Portal Device. The player is greeted by Mike, an overseer of the Enrichment Center, and another employee named Erik.

Portal: Prelude opens up on much the same manner as Portal, with the player, Abby, waking up from a brief detention in a Relaxation Vault. Portal: Prelude also features over 400 lines of text to speech, with English, French and German subtitles. Many gameplay elements from Portal make a return in Prelude, while entirely new gameplay devices were created exclusively for the mod, such as localised gravitational fields. In addition, 16 challenge maps and 6 advanced test chambers are included with the mod. The game spans across 8 chapters covering 19 test chambers which follow a gradual learning curve similar to that of Portal. The game features a brand new storyline focusing on the pre- GLaDOS era of Aperture Science where test subjects are monitored by employees of the facility. Portal: Prelude is an unofficial prequel to the game Portal, developed by an independent team of three. Operating System: Microsoft Windows 2000/XP/Vista.Display Card: DirectX 9 compatible graphics card.
