Requires

Swarm Intelligence must be on the battlefield. Narset's Reversal must be in hand. Frantic Search must be in hand. Mana needed:

Steps

1. Cast Frantic Search by paying .
2. Swarm Intelligence triggers, creating a copy of Frantic Search.
3. Resolve the copy of Frantic Search, looting twice and untapping three lands you control that can tap to produce at least .
4. Activate the three lands by tapping them, adding at least .
5. Holding priority, cast Narset's Reversal by paying , targeting Frantic Search.
6. Swarm Intelligence triggers, creating a copy of Narset's Reversal, targeting the original Narset's Reversal.
7. Resolve the Narset's Reversal copy, creating a copy of the original Narset's Reversal targeting Frantic Search and returning the original Narset's Reversal to your hand.
8. Resolve Narset's Reversal, creating a copy of Frantic Search and returning it to your hand.
9. Resolve Frantic Search, looting twice and untapping three lands you control that can tap to produce at least .
10. Activate the three lands by tapping them, adding at least .
11. Repeat.

Results