Fortnite and Rocket League have collaborated once again, this time for the launch of Rocket League Sideswipe, a new mobile game. As part of the collaboration, there are a few challenges in this new game that will give out rewards in both titles for players who complete them.The game has just launched and is in its first season. Players can find it on the App Store or Google Play Store and begin playing and unlocking free rewards now. Here's how.Steps to get Llama Rama Fortnite x Rocket League rewardsThis is a big event for both of these games as the rewards go to both places. Here's what Epic Games had to say about it on their blog:"Season 1 of Rocket League Sideswipe is here! To celebrate the recent launch of this Rocket League mobile experience, Rocket League and Fortnite are hitting the pitch together for a new Llama-Rama event. Complete Challenges in Rocket League Sideswipe for rewards in it AND Fortnite! This Llama-Rama runs from December 13 at 1 PM ET to December 27 at 1 PM ET, 2021."Fortnite@FortniteGameLlamas, start your engines.To celebrate the launch of @RLSideswipe, Fortnite and @RocketLeague are hitting the pitch together for a new Llama-Rama event.Complete challenges to earn in-game rewards #RLSideswipeMore info: fn.gg/LlamaRama1:02 AM · Dec 13, 20219215810Llamas, start your engines.To celebrate the launch of @RLSideswipe, Fortnite and @RocketLeague are hitting the pitch together for a new Llama-Rama event.Complete challenges to earn in-game rewards #RLSideswipeMore info: fn.gg/LlamaRama https://t.co/eIDJFvOmocUnfortunately, the rewards cannot be earned in by playing Fortnite. Players will have to download and complete the challenges in Rocket League Sideswipe on their mobile device.Note: Players' Fortnite accounts should be linked to Rocket League Sideswipe for the rewards to reflect in their accounts.Rocket League Sideswipe is a brand new game for mobile (Image via Epic Games)Here are the challenges:Play 5 online matches in any playlistFortnite Reward: Banner featuring Chapter 2 Season 6’s CluckRocket League Sideswipe Reward: Topper - Top LlamaPlay 10 online matchesFortnite Reward: Octane Cruiser Back BlingRocket League Sideswipe Reward: Wheels - Umbrella RoyaleScore 30 goals in online matchesFortnite Reward: RL GG SprayRocket League Sideswipe Reward: Player Title - “Extra Ordinary”Win 10 online matches in any playlistFortnite Reward: Renegade Blaze ContrailRocket League Sideswipe Reward: Wheels - LlamaEarn MVP in 3 online matchesFortnite Reward: Octane Whomper PickaxeRocket League Sideswipe Reward: Octane Decal - Loot LlamaiFireMonkey@iFireMonkeyTo celebrate the launch of Rocket League Sideswipe, Rocket League and Fortnite are putting on a new Llama-Rama. Complete Challenges in Rocket League Sideswipe for rewards in it AND Fortnite!fortnite.com/blog/llama-ram…1:02 AM · Dec 13, 20211626128To celebrate the launch of Rocket League Sideswipe, Rocket League and Fortnite are putting on a new Llama-Rama. Complete Challenges in Rocket League Sideswipe for rewards in it AND Fortnite!fortnite.com/blog/llama-ram… https://t.co/M8zJyfSrDsPlayers can expect the rewards to show up the next time they log back in to their Fortnite accounts.