TODAY THEY TOLD ME THE YGO TCG RULINGS MAKES THE XYZ MATERIALS TREAT AS THEY ARE ON THE FIELD AND ACTIVATE EFFECTS WHEN THEY LEAVE THE XYZ
Making “Reborn Tengu” extremely more combo-able than it was already.
Making “Sangan“‘s effect activate, even when was summoned by “Tour Guide From the Underworld”.
Making a swarm combo with “Blue-Blooded Oni” and “Goblin Zombie”.
etc.

There will be chaos and blood.