All Japanese cards I needed (apart from the unlimited XY8 of course) were also available on Cardmarket and the majority of Korean cards as well as old Portuguese cards too
If you have another Mothman in the deck, and you have a good card to discard in your hand (like Trivikarma, Malicious, a Shuffler) you can use Mothman first, because if you hit itself you can always discard that card
Imagine turning Mishra's Bauble into a 0-mana Divination, ensuring you always have access to your Orcish Bowmasters, or going absolutely nuts with Black Lotus in Vintage Cube
It already mills half of the opponent's library just by casting it, not needing to resolve, has a Ward that makes it hard to eliminate, and has stat line boosts and Annihilator based on the exiled cards in the game
"Vocaloid queen Hatsune Miku is coming to Magic: The Gathering"
18, 2024 Ultimate Flame Swordsman is what the original version from two decades ago can only dream of