eiscue ex pokemon card - 210/197 - Ultra Rare - TCG » Pokemon Singles » Scarlet and Violet Sets » Obsidian Flames Ultra Rare Retreat cost Pokemon Trading Card Game Ruler

Considering Master Ball reverse holos are not guaranteed hits in Terastal Festival booster boxes, you can imagine how difficult and expensive it is to pull any one specific Master ball reverse holo

Sanguine Sacrament has that boost, as its an instant, gains you double X life, and gets put back into your library for later reuse

Then it works in a few builds - the first is Dragons

Additionally, it's useful to have another low Energy attacking Pokmon, like Mew ex from the Mythical Island booster pack, to deal damage while searching for all the Mewtwo, Ralts, Kirlia and Gardevoir cards needed to activate the synergistic Psychic abilities

On the other hand, refusing to block would make World Shaper a cheap source of damage and self-mill each turn