Diablo II, but since that isn't on the list, WoW.
Halo's innovations would have happened, though Xbox probably wouldn't exist. CoD 4 brought endless progression to shooters, which has become standard in online games, but while CoD4's progression is everywhere I think WoW/Diablo's influence is stronger in modern games.
Halo's innovations would have happened, though Xbox probably wouldn't exist. CoD 4 brought endless progression to shooters, which has become standard in online games, but while CoD4's progression is everywhere I think WoW/Diablo's influence is stronger in modern games.