>>25143899I would do both, I would go out catch and train pokemon until they are sufficiently battle ready. Then I would take my bike to get me from town to town going on a battle tour, getting badges, and money until I get to the league.
Once I win the league or do well, I will head out again into the wild for the same catching and training, repeating the cycle going from region to region.
At the end of all of this I should have lots of money, badges, pokemon, items, artifacts, souvenirs, a few trophies and experience