Archaeomancer + Ashnod's Altar + Basal Sliver + Living Death

UB identity

Commander legal

The 4 combo pieces

What must be in place

Basal Sliver does not have a +1/+1 counter on it.
You control at least one additional nontoken creature.

How to execute it

  1. Activate Basal Sliver by sacrificing it, adding {B}{B}.
  2. Activate Ashnod's Altar twice by sacrificing Archaeomancer and another nontoken creature, adding {C}{C}{C}{C}.
  3. Cast Living Death by paying {3}{B}{B}, causing each player to exile all creature cards in their graveyards, sacrifice all creatures they control, then put all cards exiled this way onto the battlefield.
  4. When Archaeomancer enters the battlefield, it triggers, returning Living Death to your hand from your graveyard.
  5. Repeat.

What the combo produces