Patience is key to any warrior's training. Fight in network battles 30 times using the standby function. The longer you wait, the greater the joy will be when you finally get picked.
Your objective should be to raise a single character to level 30. There is great meaning in accomplishing what is difficult. To find your answer, you must set your sights high.
Feel like taking the plunge into Survival Mode on extreme? Come back alive, and I'll grant you an audience with none other than me, the great Lord Bison!
Collect 30 replays, kid. Once you've done your prep and know your opponent's weaknesses, you'll be in control of the fight. Don't risk your life by rushing in blind.