pokemon sword and shield booster boxes TCG: & Pack : Toys & Games each one offering the chance to add rare and powerful Pokmon to your deck Pokemon: Sword & Shield -

The first one will target and destroy any card on the field

GR Gold Rare Number 41: Bagooska the Terribly Tired Tapir X EARTH Rank 4 [ FiendXyzEffect ] ATK 2100 DEF 2000 2 Level 4 monsters Once per turn, during your Standby Phase, detach 1 material from this card

I think its a little slow for other formats, as by the time youre casting a 7-mana card, youll likely want it to do more than give you the chance at more mana in the future

Deep Regrets

There are some X-spells and Hydras in the deck to take advantage of it, but this is one that is best left in the 99 unless youre making some cool Hydra tribal thing out of it, although the deck has a small Hydra subtheme