"Creation without connection to nature is just manufacture."

Servant of the Conduit

When Servant of the Conduit enters the battlefield, you get {EE} (two energy counters).
{T}, Pay {E}: Add one mana of any color to your mana pool.

When this creature enters, you get {E}{E} (two energy counters).
{T}, Pay {E}: Add one mana of any color.

Aetherdrift Commander

When Servant of the Conduit enters the battlefield, you get {EE} (two energy counters).
{T}, Pay {E}: Add one mana of any color.