Underground CD Volume 1 - Issue 3 Game System: Sony Playstation Cheat Category: Cheat Game Company: Unknown Game Category: Unknown Hint, Cheat, Walkthrough:   PLAYSTATION UNDERGROUND CD: VOLUME 1-3 MACHINE HUNTER INFORMATION: Press Square, Triangle, Circle Square at the "Vault" screen of Disc 1. SPAWN PREVIEW: Press Triangle, Circle, Triangle, Circle at the main menu of Disc 2. CRASH BANDICOOT 2 PREVIEW: Press Circle, Triangle, Square, Circle at the main menu of Disc 2. BLASTO PREVIEW: Press L1 + L2 + R1 + R2 at the main menu of Disc 2. PLAYSTATION SECOND BIRTHDAY FMV SEQUENCE: Press Triangle, Circle, Square at the "Event Center" screen of Disc 1. VIEW HELENE SHEELER: Hold Square + Circle and press Triangle, Triangle at the "Code Archive" screen of Disc 2. APOLLO 440 FMV SEQUENCE: Press Triangle, Circle, Triangle, Triangle Square at the main menu of Disc 2. TOGGLE MUSIC: Press Start at the main menu of Disc 2.