Im sure theres a LOT of stuff out there
And if, like its predecessor, an aggro energy deck stretched from Boros to Naya, Standard's previous heavy hitters like Longtusk Cub and Synergy City Okay, I've appeased the aggro players (important), and we can move on to less direct, but no less effective, methods of finishing off our opponents
Villain with Good Publicity: Team Great Rocket has this to an almost disturbing degree, with NPCs of all kinds talking about how cool they are, wanting to join them, and spying on you for them
Enter discard outlets, or cards that allow us to effectively discard other cards, often reaping benefits or filtering through our deck