Game Title Genre ESRB Rating Score Godfather: Blackhand Edition, The Action Mature 7.5 Godzilla: Unleashed Fighting Everyone 6.1 Grand Slam Tennis Sports Everyone 8.8 Grim Adventures of Billy & Mandy, The Fighting Everyone 7.0 Guitar Hero III: Legends of Rock Music Teen 9.0 Guitar Hero 5 Music Teen 9.7 Guitar Hero: Aerosmith Music Teen 7.5 Guitar Hero: Metallica Music Teen 7.8 Guitar Hero World Tour Music Teen 8.4