Like many other games, Rocket League has Rocket League Items some unique customisable features. From shimmering car decals to neon animated wheels and even dragon-inspired goal explosions, the rewards are only getting more ambitious and fancy. But one stays supreme overall as the most expensive and rarest item in the game: the Alpha Boost Rocket League. 

But, what actually is the Alpha Boost Rocket League? How much does it cost and why is it so expensive? And, why is it so rare?

Here's everything you need to know about the Alpha Boost Rocket League...

What Is The Alpha Boost Rocket League?

The "Alpha Boost" isn't actually Alpha Boost at all, but rather the nickname of the limited rocket boost Gold Rush which is part of the limited collection given to players who participated in the Alpha testing of Rocket League back in 2015.

Four rewards were given to players who joined the Alpha test: Gold Cap (Topper), Goldstone (Wheels), Gold Nugget (Antenna), and Gold Rush (Boost), the latter of which is now the most-valued item in the game.

Rocket League Alpha Boost Appearance.

In appearance, the boost is quite scintillating. Not Rocket League Items For sale differing too much from the standard boost in design - a praised method - the Alpha Boost sines in its flames as it propels the cars into the sky.