"Eboot new" seems to refer to a specific version of the game. In the context of PSP games, an "eboot" is a type of executable file used to launch games on the PSP. It's essentially a boot loader that contains the game's executable code.

to make executing King's chain throws easier on the PSP's single analog stick?

: The PSP allows you to remap the PS1's L2 and R2 buttons (which are missing on the handheld) to the analog stick or the shoulder buttons, making complex combos easier to execute.

, you can upscale the resolution to 2x or 3x for a crisp HD look on mobile devices. Custom Mapping:

Before diving into the download and installation process, it is worth understanding why Tekken 2 remains superior to its successors for handheld play.