Starcraft was turned into Korea's e-sport... They're more likely to appeal to previous top sellers.
I never hear anything about video games and Brazil in the same sentence.
You're right... Brazil is not a Video Game/ PC Games maker, that's why you'll never hear something about it...
But try asking MMO players about their nacionality... there are more brazilians than you can imagine. Maybe free MMOs have more, but there are a lot on paid MMO
Hail D3!