There were some rare English Pikachu cards when I originally acquired them, like: The Futsal 001/005 Pikachu that was originally only given in England at the Futsal tournaments, but later on also distributed in stores in England (with different insert card), which made it a lot easier/cheaper to get
As you open your Masters 25 boxes, keep in mind that, on average, you'll open less than one of each uncommon in your box
It can be a token, a play aide, an ad card, or an art card
Only two were real major successes, but the others did have nice niches
UR Ultra Rare Time Thief Temporwhal X DARK Level 4 [ MachineEffect ] ATK 800 DEF 1400 You can Tribute this card, then target 1 monster your opponent controls