mega gyarados booster box Pokemon TCG: Collection Card Game Toys you can put this special Tera Pokémon ex on display in the durable card protector featuring a handy magnetic closure. Unboxing: Pokémon TCG - Shiny

NON-SLIP NATURAL RUBBER BACK: Durable rubber underside keeps the mat firmly in place, even during intense mythos phases and extended campaign sessions

It's to keep track of your collection

Personally, I would pay no premium at all

Merfolk have come a long way since that card released, but Seahunter from Nemesis can nab you any Merfolk youd like from your deck for the low, low price of tapping it and paying

This makes 1/1 White lifelink dorks of the Vampire persuasion when it ETBs where that is the X mana to spend, so it's real mana sink

This is a great example of how you could increase the value of a card by just getting the right label on it