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Ever wonder where the Move Tutor is? Or how to check happiness? This guide covers all the helpful NPCs in Polished Crystal, their locations, and the services they provide!

Polished Crystal features numerous NPCs who provide essential services, daily events, and rare items throughout Johto and Kanto. Many of these NPCs have been relocated or enhanced from their original positions to improve accessibility and gameplay flow.
This guide catalogs all helpful NPCs, their locations, services, and optimal usage strategies. Whether you're seeking move tutors, IV training, or daily event rewards, this comprehensive reference ensures you never miss a valuable opportunity.
If you're just starting Polished Crystal, here is a quick TL;DR:
These NPCs provide fundamental services essential for team building and Pokémon management.
NPCs who assist with evolution items, IVs, and nature optimization.
NPCs and events that reset daily so you can benefit repeatedly!
ALL of these NPCs pay 2x price for items they are interested in.
Register trainers after defeating them to gain:
Tip: Register every trainer to maximize late-game rewards.
These contacts are automatically registered and cannot be deleted:
These trainers call to notify you when specific rare Pokémon are available:
These trainers periodically offer free items:
Once you reach postgame or competitive play, these NPCs become especially important: