Hello Brawlers, great news for you all! The 100th brawler in Brawl Stars: Sirius, can be unlocked now for free through special limited-time events celebrating this milestone. All you need to do is win matches and open special Brawler Boxes to add Sirius to your roster without spending any Diamonds. So, want to know how to unlock Brawl Stars Sirius for free? Get everything from this guide and never miss your chance!

Brawl Stars Sirius is the second Ultra Legendary Brawler within the Brawl Stars tier list, newly added to the game. He is also the 100th Brawler introduced to Brawl Stars. He is a Controller class Brawler with moderate health, very fast movement speed, and quick reload.
In battles, Sirius can fire two projectiles at once with his main attack and collect shadows to summon as minions. He can control up to six Shadows that copy real Brawlers, creating chaos on the battlefield with control effects. His Super recharges automatically, making him a constant threat even without hitting enemies. With unique Star Powers, gadgets, and Hypercharge, Sirius is a powerful Brawler for players who like controlling the battlefield and outsmarting opponents.

You can see how special Sirius is within the Brawl Stars gameplay. However, as a celebration for the 100th Brawler milestone, there are some challenges to unlock Sirius for free as a reward. So, go through this guide to find the methods for how to get Sirius for free in Brawl Stars.
Win With Every Brawler Challenge is the primary method to obtain Sirius for free in Brawl Stars. But this challenge is not an easy challenge, and it is especially designed for veteran players who own all 99 Brawlers already. You have to play and win 1 match with each Brawler in the game to unlock Sirius for free with 99 wins using each and every one of the 99 Brawlers.

Here is how this challenge works:
Win 1 match with each and all 99 Brawlers for 99 wins to unlock Sirius in Brawl Stars.
While you make wins with each Brawler to get Sirius, you can also get milestone rewards for extra chances:
|
Wins |
Rewards |
|---|---|
|
25 |
Bling, Coins, Power Points + small items. |
|
50 |
Free Sirius Box (chance to get Sirius early) + more rewards. |
|
75 |
Bling, skins, Credits. |
|
99 |
Sirius unlocked forever |
After getting wins with 50 Brawlers, you can get a Free Sirius Box. This is a great chance to get Sirius free from this box if you are too lucky.
Sirius Box Challenge is another special event for helping on how to unlock Brawl Stars Sirius for free. This challenge is more helpful for Brawl Stars beginners who want a chance to get Sirius early in the gameplay. You just have to win matches to earn tickets to collect Sirius Boxes. But getting Sirius through these boxes is based on luck.
Here is how Sirius Box Challenge works:

These Sirius Boxes are special brawler boxes in Brawl Stars with 8 possible rewards, including a smaller chance to get Sirius for free:
Opening these boxes gives you a chance to get Sirius for your roster, but it is based on luck. Try to collect all the Sirius Boxes to increase your chances.
If you are eager to get Sirius during this special event time by winning 99 matches with 99 Brawlers or by collecting tickets through match wins, you need better tips to make it faster and easier.
So, here are the best tips on how to get Brawl Stars Sirius for free:

You can unlock Sirius for free by completing the Win With Every Brawler Challenge and collecting Sirius Boxes during special limited-time events.
Sirius Boxes are special brawler boxes you can earn by winning matches. They contain Brawlers, Power Points, Coins, Gadgets, Star Powers, and a chance to get Sirius.
It’s a challenge where you need to win 1 match with each of the 99 Brawlers. Completing all wins unlocks Sirius for free.
More from Brawl Stars
That’s everything you need to know on how to unlock Brawl Stars Sirius for free during this event from our guide. Complete wins with different Brawlers and open the Sirius Boxes to get the best chance of adding the 100th Brawler, Sirius, to your roster. Use this guide to understand how the challenge events work, follow smart strategies, play more matches, and claim Ultra Legendary Sirius for free!

I’ve spent over 6 years exploring MMO, RPG, and Simulation games, breaking down complex mechanics to create guides that make gaming easier and more fun. I am a 24 year old computer science student who love studying computer systems, design patterns, and numerical planning in games as those are my field. Beyond that, I enjoy photography and cinematography in general. For me, sharing knowledge is as rewarding as playing itself
