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.
"Finishing with an EX Special Move sure feels good, old man!" "You finally understand then, young one? How about you try doing it 300 times?" "Wha?! You know how many years that'll take?!"
Ah, your 100th Ranked Match victory. That look in your eyes tells me it was a fulfilling battle. Go forward one step at a time, and never forget this feeling.