The Borrower is the creature spell, and Petty Theft is the adventure spell
Its a refreshing change to see a Pokmon simply enjoying itself, carefree and happy on a Pokmon card
Unlike the broader global market, Japanese cards often debut first, giving collectors an edge in acquiring new designs
Since Zirda, the Dawnwaker only cares about permanents, it could show up in a deck that is mostly (or exclusively) spells (people have mentioned this as a possibility in Vintage, where some decks incidentally meet Zirda, the Dawnwaker's restriction, although whether or not getting a random 3/3 in hand to start the game is worth a sideboard slot remains to be seen)
The power of the card for its cost but not concerning their different colours must be taken into account
For those unfamiliar, Magic: The Gathering 's Commander format is by far its most popular offering