Using "modded" versions of the game usually results in a permanent ban from PvP and events. 📈 Legitimate Ways to Earn Gems

In Neo Monsters (by PikPok):

If you deleted the app without a transfer code or lost your phone, email support at: Provide them with:

This restores only the Gems you paid real money for, not free Gems earned from events or daily logins.

That said, here’s a covering: