Return to Ravnica Phantom General Rootborn Defenses Sundering Growth Trostani, Selesnya's Voice Populate was the second named mechanic where tokens are a core part of the mechanic
The systems roughly align 4-diamond equals RR, 2-star equals SR but physical cards include SAR (Special Art Rare) and MUR (Master Ultra Rare) rarities that have no Pocket equivalent
While the gameplay of face-down cards is always extremely memorable and fun in Limited, their mana-intensive setup and complex rules seemed to belong to a long-past era of Magic design
In the Yorkist campaign, this is dropped (since you're allied with him), but Seto rewards the player with a pendant as thanks for their efforts, telling them to show it to his descendants in their time and pledging his family's loyalty to the powerful Rose Duelist
The infusion of red into the work follows the style guide of the set asking for the porcelain white to be aided by red, while also giving us a stronger focal character