Allows the combination sequence for ending #1 and #7. Finding out about the fate of Barge and Joker for Cardan. Get the 'High Tech Master' achievement, but not the 'Battle Systems Master' achievement. Get the 'Battle Systems Master' achievement, but not the 'High Tech Master' achievement. Get the 'Trafficker Of Information' achievement. Get the 'Pioneer' and 'Research Assistant' achievements. Get the 'Friend Of Stalkers' achievement. Get the 'Courier Of Justice' achievement.
Get the 'Battle Systems Master' achievement. Successfully complete the indicated task to unlock an extra sequence of the ending you normally would not see:ġ. The ending you get is determined by actions you take over the course of the game.