Due to the likely monetary restrictions of distributing the cards in a similar manner, many of these cards were not released outside of Japan
This ability works from the command zone, meaning you start building an army before your opponents have time to react
Cloud's Limit Break Cloud's Limit Break is a very flexible mix of spot removal and wrath, and its worth playing in your white EDH decks
The primary issue is likely consistency
While there are guidelines to keep in mind when deck building (no Game Changers in Exhibition or Core, no mass land denial through Upgraded, etc.), the bracket system is emphatically not just "put your deck into a calculator, get assigned a rank, and be ready to play." I deeply appreciate the tools that websites like Moxfield and Archidekt have put together to give you an overall estimate, and they've done some fantastic iteration to help emphasize intent as wellbut I want to stress that any estimate is just an estimate
Unfortunately, some Pokemon, like Gardevoir, can get a bit lost in the design and end up looking like a disembodied floating head, like this card