Ashnod's Altar + Havengul Lich + Phyrexian Walker

UB identity

Commander legal

The 3 combo pieces

• Ashnod's Altar
• Havengul Lich
• Phyrexian Walker

How to execute it

1. Activate Ashnod's Altar by sacrificing Phyrexian Walker, adding {C}{C}.
2. Activate Havengul Lich by paying {1}, targeting Phyrexian Walker.
3. Cast Phyrexian Walker from graveyard by paying {0}.
4. Repeat.

What the combo produces

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