yugioh the grand creators card list price Exosister Arment GRCR-EN022 Prices | The Grand Creators Price Guide

Whats cool about this card is that it is still widely-available to purchase on websites like eBay and Whatnot

The core of Roaring Moon ex is this: discard Darkness Energy with Ultra Ball, Radiant Greninja, or Squawkabilly ex (among others), then attach Energy from the discard with Professor Sadas Vitality and Dark Patch

Both cards are Paradox Pokmon, one from the past and another from the future, and both are Pokmon ex cards, which means they're very powerful and importantly, very cool

Xyz Monsters usually require their controller to detach (send to the Graveyard) the Xyz Materials to use their own effects, but they may have additional Xyz Materials attached to them with other card effects