Blasting Station + Dualcaster Mage + Leonardo's Technique

Prerequisites

• You have a creature card in your graveyard.

Steps

1. 1Cast Leonardo's Technique by paying its mana cost, targeting any applicable target.
2. 2Holding priority, cast Dualcaster Mage by paying its mana cost.
3. 3When Dualcaster Mage enters, it and Blasting Station trigger.
4. 4Resolve the Blasting Station trigger, untapping it.
5. 5Holding priority, activate Blasting Station by tapping it and sacrificing Dualcaster Mage.
6. 6Resolve the Dualcaster Mage trigger, copying Leonardo's Technique, with the copy targeting Dualcaster Mage
7. 7Resolve the Leonardo's Technique copy, returning Dualcaster Mage from your graveyard to the battlefield.
8. 8Repeat from step 3.

Effects

• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite damage
• Infinite death triggers
• Infinite magecraft triggers
• Infinite recursion of creature cards in your graveyard