Horizon Chimera + Ketramose, the New Dawn + Necropotence

GWUB identity

Commander legal

The 3 combo pieces

What must be in place

Your life total is at least 2.
You have at least one more card in hand than your maximum hand size.

How to execute it

  1. Proceed to your cleanup step, causing you to discard cards down to your maximum hand size.
  2. Necropotence triggers for each card discarded.
  3. Resolve the first trigger, exiling the discarded card from your graveyard.
  4. Ketramose triggers, causing you to draw a card and lose 1 life.
  5. Horizon Chimera triggers, causing you to gain 1 life.
  6. Discard cards down until your maximum hand size, as the cleanup step is still onging.
  7. Repeat from step 2.

What the combo produces