pokemon phantasmal flames booster box promo TCG: Mega Evolution 2 X 25 Searing blue flames rip across a dark battlefield as Mega Charizard X ex soars up and looks down upon its opponents Pokémon TCG: Mega Evolution-Phantasmal Flames

While it only comes with a single +1/+1 counter its a free sacrifice outlet for the rest of your modular cards and is an essential enabler when building around modular

The card's place in the Illustration Rare set amplifies its desirability, as this set is known for its beautiful artwork and limited release

This makes things like storm and reanimator strategies effective plans to use these spells as one turn is often all it takes for those decks to win

Monument to Endurance is a really strong value engine, and one that far surpasses the likes of Phyrexian Arena provided your deck is set up to use it

Which is a big prelude to say it has little to do with their particular mechanic but they're cool nonetheless