Eternal Witness + Phyrexian Altar + Unearth

BG identity

Commander legal

The 3 combo pieces

• Eternal Witness
• Phyrexian Altar
• Unearth

How to execute it

1. Sacrifice Eternal Witness to Phyrexian Altar, for {B}.
2. Cast Unearth, returning Eternal Witness from your graveyard to the battlefield.
3. Eternal Witness enters, returning Unearth from your graveyard to your hand.
4. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite magecraft triggers
• Infinite sacrifice triggers
• Infinite storm count