Ashnod's Altar, Burnt Offering, Dualcaster Mage, and Extus, Oriq Overlord // Awaken the Blood Avatar

Prerequisites

• Ashnod's Altar on the battlefield
• Burnt Offering in hand
• Dualcaster Mage in hand
• Extus, Oriq Overlord // Awaken the Blood Avatar on the battlefield
• You control at least one creature with mana value 2 or greater
• available

Steps

1. Cast Burnt Offering by paying and sacrificing a creature with mana value 2 or greater
2. Extus triggers, targeting any applicable creature card in your graveyard
3. Holding priority, cast Dualcaster Mage by paying
4. When Dualcaster Mage enters the battlefield, it triggers
5. Holding priority, activate Ashnod's Altar by sacrificing Dualcaster Mage, adding
6. Resolve the Dualcaster Mage trigger, copying Burnt Offering
7. Extus triggers, returning Dualcaster Mage to your hand from your graveyard
8. Resolve the Burnt Offering copy, adding at least
9. Repeat from step 3
10. If the sacrificed creature had mana value 3 or greater, this combo nets infinite black and red mana

Results

• Infinite black mana
• Infinite colorless mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite magecraft triggers
• Infinite red mana
• Infinite sacrifice triggers
• Infinite storm count