Some permanent cards (mostly creatures, but other permanent types get in on the fun) in the set have their own personal Adventure that occupies the lower left corner of the cards
It would also be great to see more variety in side events and game modes at DLCs
In Pokemon TCG Pocket, it appears as a Basic Pokemon with 70HP and a bite that will leave your opponent struggling to get their Pokemon ready for battle
Everything past those facts is where the two stories split
You can, however, use them for synchro summons, tribute summons, or just to activate this cards effect
You have complete control over the customisation - add text, shapes, lines, images, Bitmojis, Pokemon logos or whatever you feel is necessary to make your cards pop