Unova.
The international metropolis of Castelia City.
Baimu and Hydreigon licked their local specialty ice cream as they waited for the next subway train.
After getting off the plane, Awu had taken a ferry elsewhere.
He said he had some kind of mission.
Baimu had offered to help, but Awu told him to go on ahead, then hurried off.
What a strange guy.
After parting ways with Awu, Baimu checked a map of Unova and chose a subway route that required only one transfer.
Compared with the aboveground trains in other regions, Unova seemed committed to developing underground transit, digging tunnel after tunnel that connected the region.
To keep bored passengers entertained, they had even built several reinforced carriages for Pokémon battles.
That was right.
Battles on the train!
Baimu figured that if he battled there, the train would either derail or the carriage would get torn apart.
What kind of technology was Unova using?
Once he and Hydreigon boarded the train and reached the battle carriage, a notice posted on the glass gave him his answer—
They had imposed restrictions!
The notice said passengers could not use Pokémon above level fifty, and any Pokémon they chose had to be registered in advance.
"That's pretty interesting. I want to try it."
Baimu finished his ice cream cone as he spoke.
Hydreigon had just about made sense of the rules on the notice and looked baffled. "Ssa?"
Where are you going to find a Pokémon below level fifty?
Even the Dreepy Siblings are almost level sixty!
"I'm working on it!" Baimu said.
The Battle Subway didn't rent out Pokémon. If he wanted to battle, he would have to borrow one.
But who could he borrow one from?
There were plenty of suitable Pokémon on Platinum Silver Mountain, but none had been