Two deck boxes and two sleeves, both with Robin Hood and Scrooge McDuck (Deck boxes $5.99, sleeves $9.99)
From an answer to Academy Ruins and Volrath's Stronghold to gentle card advantage that's not egregious to actual, proper, deck manipulation via cards like Elemental Augury, there are a lot of ways to use and abuse the Kanzashi
Regular: $3.61 Extended-Art: $4.95 Promo Pack: $7.62 Pre-release Promo: $9.26 Japan Showcase: $25.99 Fracture Foil: $96.38 Regular: $0.58 Extended-Art: $0.61 Promo Pack: $1.16 Pre-release Promo: $3.33 Finish Line-Art Traditional Foil: $6.14 Japan Showcase: $16.74 Fracture Foil: $106.42 Safe to say theres a pretty huge multiplier on how much the Showcase version is worth, and an even greater divide between those and the fracture foil versions
Oh, and Ajani, Mentor of Heroes can give a little push in that department
I mentioned this before, but the deck does run some X-cost creatures, which feels really bad when you Cascade into them