Given that you can cast either side of the card, we think they should be treated differently to previous versions of double-faced cards and that you should be able to use one side in Commander even if the other side doesnt fit in your color identity
Keiga, the Tide Star was a powerhouse in Standard, and Ryusei, the Falling Star, Yosei, the Morning Star and even Jugan, the Rising Star were good
This archetype propelled Quinn Tonole to an impressive semifinals finish
The draw card option on Cryptic is a big part of that and is the equivalent of the discard on Kolghan's
It gives every color an awesome reset button
If you're someone who simply likes collecting, I'd certainly recommend researching each set we mention in order to get a full rundown of the card lists