In North America, Europe, and Australia, many collectors grew up with the English versions of Pokmon cards, so there is a strong nostalgia factor attached to English cards
Personally, I would keep it
It's arguably the better card , regardless - decks are popping up that tap into Miraidon's ability to summon a pair of Electric Pokemon to the bench every turn, once again proving that early sprints are a ticket to successful matches in the Pokemon TCG
You can only activate 1 "Thunderspeed Summon" per turn
reveal up to 2 cards with a [Trigger] other than [Dereshi!] and add them to your hand
It spawned a Collectible Card Game in 1997 too, though the game available today is a new design with numerous versions of Digimon card games having been released since the late 90s