The Verdict While Im not usually a fan of white decks, I like token strategies and this looks like it ticks all the important boxes for a deck like this
Kaito, Cunning Infiltrator $15.46 Kaito, Cunning Infiltrator is tailor-made for ninja decks, and decks that care about saboteur effects in general
Life Insurance Even more niche, even more crackable, Life Insurance gives you Treasures instead, which is nice in a fair deck, better in aristocrats, and it goes infinite with a variety of combos, like say, Ashnod's Altar with something like Reassembling Skeleton and Falkenrath Noble
In other words, the ease of finding English cards keeps their prices in check, whereas importing Japanese cards or finding rare Japanese promos can command a premium
Snow Hazard is likely to appreciate in value, but for now, it is an affordable set worth adding to your collection