rulebook by heart, be accepted as a judge, and be active at the time this card was being handed out
Wizards of the Coast has very clearly planted its flag in the UB camp as far as printing new cards, but reprints are yet to be determined
Silverquills ability demands you give one of the effects to another player, which means somebody is getting something beneficial every time you do
Noah Kaiba's repertoire of Spirit monsters is expanded to include every bit of post-debut support released after his monsters were first printed, including the Shinobird archetype, which has an explicit connection to the Japanese and Chinese myths from which his Spirit monsters originate due to being based off of the Tanabata
This is all about playing slower and more consistently, manipulating opponents, while using Elves to build a board of your own and eventually win
When designers who didn't know the reference asked about him, I just said, "Trust me, he's great." Later when working on reprints, I also wanted to reference the Wondrous Tails weekly missions, and Tome of Legends felt like the perfect flavor fit by adding counters to your book and granting you rewards for doing so