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
The sweet spot is exiling an artifact creature, which reduces the cost of both creature spells and artifact spells at the same time
Collectors value it highly for the synergy of two popular Pokmon in one card
Building a successful deck based on burn cards in MTG can be a fun and rewarding experience
This left the gold cards in a similar position to much actual gold, stuck in a fort surrounded by armed guards rather than attacking for 2
If you have high toughness blockers open, or blockers with annoying keywords such as deathtouch or first strike, High Ground can make it that much harder to swing into you