November 13, 2023 at 10:00 p.m. (PT)
Ultimate Battle Details


Challenge the Strong Overview

Challenge the Strong is permanent battle content where powerful Sync Pair bosses will be waiting for you.
You can access it from within the Side Area section.

Challenge the Strong Details

This is an Ultimate Battle with the Ultimate difficulty level.
The difficulty level is quite high, so try to power up your teams by doing things such as unlocking tiles on your Sync Pairs’ Sync Grids, unlocking Lucky Skills, and upgrading your gear, then strategically construct teams to help you achieve victory.
You can view Boss Hints on the battle preparation screen for each battle.
We plan to add more battles to this content in the future.


  • To unlock the Challenge the Strong, you must have completed the Champion Stadium Hard Lv. 1 for any region.
  • The addition date/time and featured content are subject to change without notice.

We hope you continue to enjoy Pokémon Masters EX.

  • Pokémon Masters EX
  • Genre: Strategy and battling game
  • Compatible OS: iOS/Android
  • Price: Free-to-start (purchasable in-game items)