The Ruinous Powers deck focuses on the Chaos faction, full of Chaos Marines and various Daemons from beyond the Warp
Unless you can find a way to bounce that card back to your hand and re-cast the other side, you're stuck with whichever one you played first
Through these decks, you'll get a taste of the rich story and varied characters of Disney Lorcana.
The 20 1-drops would be to make sure you can play Sephara, Skys Blade on turn 3
He designs for Kingdom Death: Monster, has a Game Design MFA from the NYU Game Center, and does freelance game design
If you take a look at the map above, youll see theres a road heading north (the first main road youll get to if you exit via Electrical Town), and if you turn right and follow that all the way up for a bit, youll notice there are masses of trading card shops to find pokemon cards and anything else you could want