"I suppose there is a lot to see here that differs from where we usually find ourselves..."

He's certainly done his fair share of exploring, for that matter.

"But that said, given the presence of strong wild Pokémon--not just those particularly aggressive ones--and the lack of easy access to potions and Pokémon Centers, I'd recommend exploring with either a team of a few Pokémon who can help defend you if needed, or doing so with others."

Or both. Both isn't a bad plan at all.