Dualcaster Mage + Heartless Summoning + Airbender's Reversal

Prerequisites

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Steps

1. 1Cast Airbender's Reversal by paying its mana cost, targeting any applicable target(s).
2. 2Holding priority, cast Dualcaster Mage by paying its mana cost reduced by Heartless Summoning.
3. 3When Dualcaster Mage enters, it triggers, copying Airbender's Reversal targeting Dualcaster Mage.
4. 4Resolve Airbender's Reversal, airbending Dualcaster Mage.
5. 5Holding priority, cast Dualcaster Mage from exile by paying due to Heartless Summoning.
6. 6Repeat from step 3.

Effects

• Infinite creature ETB
• Infinite creature LTB
• Infinite magecraft triggers
• Infinite storm count