I noticed a card that jumped out at me from Zendikar:
The land continues to burn after Obsidian Fireheart has left the battlefield
I think this is really the best example lately I've seen of the integration of reminder text to flavor text flawlessly. This made me wonder how other media gives functional explanations while staying on brand.
I think museum labels make this connection very analogously by employing the artwork, connecting it to the exhibition theme and simultaneously connecting it to the mission of the museum.