The trick to getting the most bang for your buck with Aetherworks Marvel is going for large-scale Energy plays on turns 2 and 3, preferably a two-drop that adds three Energy and following it up with a three that can generate three or four Energy
However, your deadly board state potential can make you the villain of the table pretty quickly
EDH decks like Toxrill, the Corrosive enjoy killing all 1/1 creatures, while decks like Esix, Fractal Bloom have a totally busted turn when creating all these enchantments at once
Your mana base doesnt need to be flashy to be effective
Still others, myself included, will be secure in the belief that Zhulodok is actually the best one of the bunch
But the game complexity is not only in the card text and rules