Modern Combat 3: Fallen Nation has never been released for PC, so it has no PC system requirements. It came out on Android, iOS, PS Vita. Released in 2011.
There is no emulator for Android, iOS, PS Vita that this site will point you at.
Platforms: Android, iOS, PS Vita.
System requirements for the game Modern Combat 5
System requirements for the game Modern Combat Versus
System requirements for the game Grand Theft Auto 5
System requirements for the game The Witcher 3: Wild Hunt
System requirements for the game Tomb Raider
System requirements for the game Portal
System requirements for the game Left 4 Dead 2
System requirements for the game Red Dead Redemption 2
