Phyrexian Altar + Renegade Rallier + Saffi Eriksdotter

GW identity

Commander legal

The 3 combo pieces

• Phyrexian Altar
• Renegade Rallier
• Saffi Eriksdotter

How to execute it

1. Activate Saffi by sacrificing it, targeting Renegade Rallier.
2. Activate Phyrexian Altar by sacrificing Renegade Rallier, adding one mana of any color.
3. When Renegade Rallier dies, Saffi triggers, returning Renegade Rallier from your graveyard to the battlefield.
4. When Renegade Rallier enters the battlefield, it triggers, returning Saffi from your graveyard to the battlefield.
5. Repeat.

What the combo produces

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