Be wary of tools that require admin access, as they could potentially include malicious software.
Other players in your match see your actual equipped items, not the "unlocked" ones. Rocket League Unlock All Tool
You will trade your account, your PC’s access, and your time for zero items. Be wary of tools that require admin access,
There are generally two categories of software that players associate with unlocking items: 1. Client-Side Visual Changers (Safe-ish) The most popular example is . your PC’s access
To understand why an "Unlock All" tool cannot exist, you must understand how Rocket League stores player data.