mtg commander energy deck - Aetherdrift Living deck building inspiration Living Energy Precon Transformation |

I suspect that mildly poor scaling with other Doom Blade restriction removal (which is the most frequent limitation on black removal) is what keeps this at the lower end of the "amount of play" ranking tables

Together with Animation Module and then either Phyrexian Altar or Ashnods Altar, you can have yourself infinite +1/+1s counters put onto Feral Ghoul, which whenever you decide to stop, can then be transitioned into an-amount-of-your-determination Radiation counters onto your opponents, causing them to all effectively lose the game on their upkeep to both mill and life loss

But I also think DIY boxes run too many risks of not meeting enough of the criteria I need when considering a deck box

That ability lets you cut way down on the cost of your manabase, running bulk tap lands like Tangled Islet as full-on duals

Fell Beasts Shriek is a great way to goad foes, while Legolass Quick Reflexes uses the lesser-spotted Split Second keyword