All permanents on the battlefield (Sakashima of a Thousand Faces as a copy of Aetherstorm Roc).
You have at least two energy counters.
Steps
Activate Aethergeode Miner by paying ({E} magic symbol) ({E} magic symbol) , blinking it.
Aethergeode Miner enters the battlefield, triggering Aetherstorm Roc and Sakashima of a Thousand Faces, causing you to get ({E} magic symbol) ({E} magic symbol) .