There are several Brazilian games available for free across various platforms, including PC, mobile, and browser-based games. Here are a few examples:

 

1. **Dandara: Trials of Fear Edition**: This Metroidvania-style game developed by Long Hat House offers players a unique platforming experience inspired by the Afro-Brazilian culture. It's available on multiple platforms, including PC, consoles, and mobile devices, and has received critical acclaim for its art style and gameplay.

 

2. **Tcheco in the Castle of Lucio**: Developed by Marcelo Barbosa, this retro-inspired platformer features a quirky art style and challenging gameplay reminiscent of classic 8-bit and 16-bit games. It's available for free on PC.

 

3. **Relic Hunters Zero**: Developed by Rogue Snail, this cooperative shooter features cute characters, colorful graphics, and fast-paced gameplay. It's available for free on PC via Steam.

 

4. **Horus Station**: This VR puzzle game developed by Totwise Studios offers players an immersive experience set aboard a space station. While it's not entirely free, there's a free demo available for players to try out.

 

5. **Distortions Prologue**: Before the release of "Distortions," the full game, the developers released a prologue version for free. It's an atmospheric adventure game with unique gameplay mechanics and a captivating story.

 

These are just a few examples, and there are many more Brazilian games out there that are either completely free to play or offer free versions or demos. You can explore platforms like Steam, itch.io, and mobile app stores to discover more Brazilian games that suit your interests and are available for free.