Fractured Identity + Gather Specimens + Dualcaster Mage

Prerequisites

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Steps

1. 1Cast Gather Specimens by paying , causing all creatures that would be created under an opponent's control this turn to be created under you control instead.
2. 2Cast Fractured Identity by paying , targeting any permanent.
3. 3Holding priority, cast Dualcaster Mage by paying .
4. 4Dualcaster Mage enters the battlefield, creating a copy of Fractured Identity, targeting Dualcaster Mage.
5. 5Resolve the copy of Fractured Identity, exiling Dualcaster Mage and creating a copy of Dualcaster Mage for each opponent you have.
6. 6The Dualcaster Mage token(s) enter the battlefield, creating a copy of Fractured Identity targeting Dualcaster Mage, and any other instants and/or sorceries on the stack.
7. 7Repeat from step 5.
8. 8You may also have the additional triggers target permanents your opponent control to exile them and create token copies of them.

Effects

• Exile all nonland permanents opponents control
• Infinite copies of all nonland permanents
• Infinite copies of instant and sorcery spells on the stack
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature tokens
• Infinite magecraft triggers