Everything you need to know is in one of our blog posts:
https://www.insidegamestore.com/?view=ecom/blog/view&id=82842
There's Portuguese, Spanish and English available.
There's also a Point Tracker.
If you have any doubts talk to us on our Discord channel.
https://discord.com/invite/rxVHeJ6
Prizes:
4-0: R$120,00 IG Store Credit + 5 Arena Points.
3-1: R$60,00 + 3 Arena Points.
All other players get 1 Arena Point + Arena Booster Promo Code (as long as they are available).