This is gonna sound somewhat trivial and stupid but I’m kind of annoyed that most modern fighting games still don’t color-code the portraits (especially concerning mirror matches):
[media=youtube]xUhJlXVWQOw[/media]
Even without listing who the specific players are, you can tell which Player-1’s Ken from Player-2’s Ken at a passing glance. Now, here’s Street Fighter IV, which was released almost a decade after SFIII: 3rd Strike:

durr which ken did the flaming shoryuken?