This glitch is a simple one on Killzone 2 for PS3. To do this glitch, you'll need to perform the medic technique Just watch the whole video walkthrough to find out how to find the Radec Academy Glitch.
Killzone 2 by Guerilla Games is a FPS (first-person shooter) developed specifically for the PlayStation 3 video game console, published by Sony Computer Entertainment, Inc. It takes place two years after the Helghast assault on Vekta. The ISA is taking the fight to the enemy's home world of Helghan. The ISA goal is direct: capture the Helghast leader, Emperor Visari, and bring the Helghast war machine to a halt. Assuming the role of Sev, a battle-hardened veteran and a member of the Special Forces unit Alpha Team, the player must lead a group of highly trained soldiers on a mission to take out the Helghast threat.