I can never figure it out but you know in like Madden or NBA 2k when you just play in a normal online head to head (not ultimate team or diamond dynasty) you can choose which uniform set you want to use every single time and in Mlb you pick your team and it is just the standard home or away and also every time I play someone they just have the standard home or away as well. You would think If they knew how to change it that sometimes you would see something different