Kroxa is both a cheap and very punishing card which synergizes well with a sacrifice-focused strategies
A perfect example is Elspeth Resplendent
Previously there was no official release event for stores, but many held their own
This will not only prevent opponents from giving their active Pokemon more energy, but it will also make them change their overall gameplan and turn offense into defense
The deck then adds a number of powerful demons with other strong secondary abilities including Aspiring Champion (cast off the top of your deck, direct damage), Bringer (sacrifice/reanimate), Crabomination (steal spells), Demonlord Belzenlok (draw), Doom Whisperer (surveil), Dream Devourer (foretell, buff), Harvester of Souls (draw), Kothophed (draw), Orcus (removal/reanimate), Overseer (removal/creature tokens), Rakdos, Showstopper (removal), etc