The story itself is bouncing between the perspectives of many people, and its a fantastic example of world building, as the plane itself is one of the most interesting bits
(If a player leaves the game during their turn, that turn continues without an active player.)
Every turn, you have the option to play any card from your hand, turn it face down, and consider it a resource (ink)
Imagine showcasing a Commander deck where every card from Clouds Limit Break to Terras summons is in foil
In particular, it is revealed that the identity of Oh In-sun's original character, a low-class monster, is related to this side
For a reasonable 3 mana cost, players can activate their Traveling Chocobo and use it to play any lands or other Chocobo/bird cards in their deck, provided they're in the top spot, potentially gaining a significant upper hand in either standard or commander game types