You're looking for a highly compressed version of Call of Duty: Black Ops 2 for PPSSPP, a PlayStation Portable emulator.

The "highly compressed" files you see online are typically one of the following: Common "Black Ops 2" PPSSPP Downloads Nazi Zombies Portable (Mod)

Important Note: Always exercise caution when downloading "highly compressed" files from unofficial sources. Verify that the site is reputable to avoid malware. All Call of Duty Games In Order - GameSpot

Keep in mind that the game was originally released in 2012 for PlayStation 3, Xbox 360, and Microsoft Windows.

Download the Emulator: Install the PPSSPP app from the Google Play Store or the official website.

  • The game is not officially available on the PlayStation Portable, so it's not possible to play it on the device.
  • However, you can play the game on a PC or mobile device using a emulator like PPSSPP.
  • A highly compressed version of the game might be available online, but be cautious when downloading from untrusted sources, as it may contain malware or viruses.

2. A Texture Pack for Call of Duty: Roads to Victory

Some modders have taken the actual PSP game Roads to Victory (World War 2 setting) and replaced the soldier skins with futuristic ones. It looks like a cheap knockoff and crashes frequently.

Total Conversion Mods: Fan-made versions of Roads to Victory that use custom textures, weapon skins, and sound effects to mimic the Black Ops 2 experience.

was never officially released for the PlayStation Portable (PSP).