Back Mountain, Professor Oak's Laboratory, Pallet Town.
The Giant Rock Arena.
This was a natural Pokémon battlefield.
It had been established by the Pokémon of Blue, the overlord of Back Mountain-Blastoise, Venusaur, and Machamp-along with Professor Oak's Kangaskhan.
Any Pokémon staying in the laboratory's Backyard could participate, regardless of strength.
The Backyard stage was open to all. Come on in if you had the guts.
In fact, at Professor Oak's Laboratory,
there was another arena, though that one was exclusively for Tauros.
It hadn't existed before. It was only after Ash's thirty Tauros joined as fresh reinforcements...
that Professor Oak's Tauros finally found something to do.
Whenever there was nothing else going on, it would take Ash's Tauros out to train...
This was also why the leader of Ash's Tauros was so strong.
"Kang Jin!"
The silver Metagross let out a low growl brimming with fighting spirit.
Its psychic senses locked straight onto the most imposing presence in the arena-Professor Oak's Kangaskhan!
*Holy shit-*Blastoise took off its sunglasses.
Someone with a death wish?!
Gyarados lifted its head out of the water, looking at Metagross in surprise as well.
It had been a long time since anyone had dared challenge Professor Oak's Kangaskhan.
Rhyperior stopped sharpening its horn, then shook its head.
Another hotheaded rookie.
Back in the day, Rhyperior had been just as fearless.
Pidgeot stopped so abruptly in midair that it nearly fell.
The Kangaskhan herd stopped playing, too, and the younger Kangaskhan backed away a few steps in awe.
Mew, disguised as a Kangaskhan, stopped snickering and widened its eyes, studying Metagross curiously.
Should I disguise myself as that one?
Mew really enjoyed the fun of disguising itself.
Professor Oak had become the Kanto Champion at a very young age, only afterward going back to school to become