Storm of Souls, Dualcaster Mage, and Phyrexian Altar

Prerequisites

• Storm of Souls in hand
• Dualcaster Mage in hand
• Phyrexian Altar on the battlefield
• available

Steps

1. Cast Storm of Souls by paying
2. Holding priority, cast Dualcaster Mage by paying
3. Dualcaster Mage enters the battlefield, creating a copy of Storm of Souls
4. Activate Phyrexian Altar by sacrificing Dualcaster Mage, adding one mana of any color
5. Resolve the Storm of Souls copy, returning all creature cards from your graveyard to the battlefield as 1/1 Spirits in addition to their other types
6. Repeat from step 3

Results

• Infinite blinking
• Infinite colored mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite magecraft triggers
• Infinite sacrifice triggers