Basically, if a player is using a Mega Lucario ex, they can evolve it directly from a Riolu instead of needing to play it on top of a Lucario ex
Key Card Example: Pikachu Ex from Surging Sparks Special Illustration Rare (SIR): [Two Gold Stars ] What it is: This is the community's "Secret Illustration Rare." These are the primary "chase" cards of a set, featuring stunning, full-card alternate artwork for Pokmon ex and Supporters
As that ability resolves, put a number of charge counters equal to that creatures power on the Spacecraft." The same applies to Planets with the station ability, except that, as you can see above, the Planets we've seen so far don't turn into creatures, but rather unlock more mana abilities when they hit their Station threshold
And, it has some customisable features for your characters too
I want to start off with the nonfoils of the EA and the borderless cards