March of the Machines + Skirge Familiar + The One Ring + Voltaic Construct

UB identity

Commander legal

The 4 combo pieces

What must be in place

The One Ring has at least two burden counters on it and does not have summoning sickness.

How to execute it

  1. Activate The One Ring by tapping it, putting a burden counter on it and causing you to draw a card for each burden counter on it.
  2. Activate Skirge Familiar twice by discarding two cards, adding {B}{B}.
  3. Activate Voltaic Construct by paying {2}, untapping The One Ring.
  4. Repeat.

What the combo produces