pokémon tcg: mega evolution-phantasmal flames booster display box Trading Card Game: Evolution Phantasmal (36 Packs) 10-10190-119 and both Pokémon prepare to attack Pokémon TCG: Phantasmal Flames: Booster

You can see a full gallery of these, as well as more information besides, in our all Rainbow Rare Pokemon cards guide

That said, her use of them doesnt tie into the main story in any significant way

Once you have a few more Energy attached to Dhelmise EX, use its Max Anchor attack every other turn to deal a whopping 240 damage

This makes Meren popular among players like "aristocrat" builds and reanimation builds, which often prove quite powerful

Unless you are getting ready to die and desperately need a blocker, you will wait until you can protect it from whatever shenanigans your opponent has devised for your finisher