In both games, a destroyed monster/creature or a used spell card will go right into such a zone, where it's effectively buried and gone
PSA 10s are genuinely rare, though an ongoing collector debate flags that some PSA 10-labeled copies may actually be 1998 reprints mislabeled, so for top-grade purchases, buy from auction houses that specialize in vintage Japanese cards and cross-reference the illustrator credit before you commit
Which shouldnt be difficult, given that its single attack, Dark Bite, deals 200 damage and stops the Defending Pokmon from retreating on their next turn
You can give your team Islandwalk with Master of the Pearl Trident and then give them an Island if they don't have it with something like Phantasmal Terrain or the Merfolk Tribal Instant Aquitect's Will
Find the card name, its set number (printed in the bottom corner, e.g., 101/108), and the Pokmon rarity symbol near the bottom of the card
Traditional Flip Cards: Obviously the distinction here is somewhat arbitrary but I had too many cards to dump in at once