It's cool to see Magic: The Gathering continuing this trend of using the number seven in its mechanics for Final Fantasy 7 characters, as it's a solid nod to the precedent set by the original game
The set will be releasing on June 13th, which means previews will likely begin in full around May 20th
Beyond that, it taps for colorless, or you can pay 1 life to generate one mana of any color, making it a flexible piece in almost any deck
Shimmering Skies will follow a similar launch pattern to previous sets, with the initial release in local, specialist game stores set for August 9th and mainstream, mass market retail launch two weeks later on August 23rd
A mechanism there towers over an open book
Given that this isnt a once per turn passive ability, its very possible to rack up multiple card draws by having Scar on your side