Archon of Falling Stars + Necromancy + Phyrexian Altar

WB identity

Commander legal

The 3 combo pieces

• Archon of Falling Stars
• Necromancy
• Phyrexian Altar

How to execute it

1. Activate Phyrexian Altar by sacrificing Archon of Falling Stars, adding one mana of any color.
2. When Archon of Falling Stars dies, it triggers, returning Necromancy from your graveyard to the battlefield.
3. When Necromancy enters the battlefield, it triggers, returning Archon of Falling Stars from your graveyard to the battlefield, and attaching Necromancy to it.
4. Repeat.

What the combo produces

• Infinite colored mana
• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers