The unique surroundings offer an image which looks at home in any deck
Yes, sleeving your Magic: The Gathering cards is highly recommended, especially for rare or valuable ones
These cards are also made to work well with the Secret Lair x Sonic: Friends & Foes set, like teaming up Knuckles with The Reaver Cleaver to turn it into Knuckless Gloves for an unexpected combo
This card is super useful in play which in turn makes it desirable to players
Its a Sealed event, which means you sit down, crack open some retail booster packs, and then build a deck out of whatever you happen to get
For clarity, this Deoxys ex card is from the set, confusingly named "EX Deoxys", one of the most valuable sets from the EX era