"Highly compressed" refers to reducing a game's size (originally ~4GB for the PS2 ISO) into a much smaller archive.
"Dragon Ball: Budokai Tenkaichi 3" is a fighting game developed by Spike and published by Bandai Namco Games. Released in 2005 for the PlayStation 2, the game is part of the Dragon Ball: Budokai series and features a vast array of characters from the Dragon Ball universe. The game's popularity has led to a demand for a highly compressed version that can be easily downloaded and played on lower-end hardware. dragon ball budokai tenkaichi 3 highly compressed free