How many GX cards are allowed in a deck?

If there are <b>three</b> different Pokémon-GX cards in your deck, only one of the three GX moves can be played.

Question

If there are three different Pokémon-GX cards in your deck, only one of the three GX moves can be played.

Hagrid P Hazard · Accepted Answer

If there are three different Pokémon-GX cards in your deck, only one of the three GX moves can be played.