Ashnod's Altar + Felidar Guardian + Luminous Broodmoth + Mystic Decree

WU identity

Commander legal

The 4 combo pieces

• Ashnod's Altar
• Felidar Guardian
• Luminous Broodmoth
• Mystic Decree

How to execute it

1. Sacrifice Felidar Guardian to Ashnod's Altar to add {C}{C}.
2. Luminous Broodmoth triggers, returning Felidar Guardian to the battlefield with a flying counter on it.
3. Felidar Guardian's ETB triggers, exiling Mystic Decree and then returning it to the battlefield.
4. Repeat.

What the combo produces

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