Last year, Epic Games purchasedRocket Leaguedeveloper Psyonix. Now, asRocket Leagueis preparing to transition to being free-to-play on the Epic Games Store, an in-game event forRocket Leagueis launching to celebrate. TheLlama-Rama eventstarts on September 26 at 3:00 p.m. PT and brings popular items fromFortnitetoRocket League.

The vehicle-based soccer game will gofree-to-play starting tomorrow, so new players have plenty of time to download the game before in-game rewards for the Llama-Rama event become available. PreviousRocket Leagueevents have featured unique in-game currency earned from any matches that could be spent on themed rewards, but the Llama-Rama event will instead reflectFortnite’s challenge system.

RELATED:Free Fortnite 2020 Birthday Cosmetics Leak Early

According to Psyonix, the Llama-Rama event will have Event Challenges, which reward players with a specific item for each challenge completed. The challenges have yet to be revealed, but if they are all completed, players can earn theFortniteBattle Busas a playable vehicle. The Battle Bus will join many vehicles from other games and pieces of pop culture featured inRocket League,such as the Warthog fromHalo, Sweet Tooth fromTwisted Metal, and the Batmobile.

Some of the Event Challenge rewards inRocket Leaguehave already been revealed and fit the Llama-Rama theme. So far, they include aFortniteLlama paint job, wheels, banner and topper. TheFortniteBattle Bus also comes with signature wheels, as well as the balloon it uses to float in the air inFortnite. Players who finish the Event Challenges not only get the Battle Bus, but can fully deck out their vehicles with a blue and purple llama theme.

Players can also unlock exclusive rewards by linking their Epic Games accounts, and starting tomorrowRocket Leagueis launching “Season 1"with a new Battle Pass. Although it will actually beRocket League’s 14th season, this is the first season being hosted under Epic Games.

Rocket Leaguewas released in 2015 and has maintained its status asone of the most-played games ever. This March,Rocket Leaguebroke its peak player record across all platforms with over 500,000 active players. Now, with the game going free-to-play, even more players are expected to join the physics-based action. By starting the season partnered up withFortnite, the most-played game ever,Rocket Leaguehas even more potential to grow.

Rocket Leagueis available now on PC, PS4, Switch, and Xbox One.

MORE:Why PS Plus Needs More Games Like Fall Guys And Rocket League