Aluren, Dualcaster Mage, and Snap

Prerequisites

• Aluren on the battlefield
• Dualcaster Mage in hand
• Snap in hand
• An additional creature on the battlefield
• available

Steps

1. Cast Snap by paying , targeting any creature
2. Holding priority, cast Dualcaster Mage without paying its mana cost
3. Dualcaster Mage enters the battlefield, copying Snap
4. Resolve the Snap copy, returning Dualcaster Mage to your hand and untapping up to two lands
5. Activate two lands by tapping those, adding mana of any colors those lands can produce
6. Repeat from step 2

Results

• Infinite colored mana
• Infinite ETB
• Infinite LTB
• Infinite storm count