card sleeves target Guards: Magnetic Cases & for Trading Cards Monster Protectors Multi-Color Standard Size

Three main factors determine value: rarity (Secret Rare, 1st Edition, etc.), condition (graded on a 1-10 scale where PSA 10 is flawless), and demand (popularity of the Pokmon and competitive playability)

Selling locally is really only worth it if you're desperate to get rid of your cards or if you happen to find someone offering a price that's close to the online rates

Not as crazy as other decks in history - but still a pretty big number

If the finite printing of serialized cards behave anything like the Reserved List, the value is definitely there and likely to go up

How to Determine if a Pokmon TCG Card Is Counterfeit Everything you've ever wanted to know about Pokmon TCG card authentication

The only downside is the removal of Niz-Mizzets flavor text