Game Companies

1. Activision Blizzard
   Link
2. Electronic Arts
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3. Nintendo
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4. Valve
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5. Sony Interactive Entertainment
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6. Game Freak
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7. Epic Games
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8. Bethesda
   Link
9. BioWare
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10. Tencent Games
    Link
11. Riot Games
    Link
12. Xbox Game Studios
    Link