The Potomac, Maryland-based company used a $330 million cash injection from Tencent to revolutionize the videogame industry. : Epic Games Inc. has used the overwhelming success of its popular videogame “Fortnite” as a springboard to raise more money. On Friday, the Potomac, Maryland-based company announced that it raised $1.25 billion as part of a major new investment round. KKR & Co. Inc (KKR).