Burst of Energy, Isochron Scepter, and Swarm Intelligence

Prerequisites

• Burst of Energy in exile
• Isochron Scepter on the battlefield
• Swarm Intelligence on the battlefield
• You control a permanent that can tap to produce at least

Steps

1. Activate a permanent you control by tapping it, adding at least
2. Activate Isochron Scepter by paying and tapping it, casting a copy of Burst of Energy without paying its mana cost, targeting Isochron Scepter
3. Swarm Intelligence triggers, creating a copy of Burst of Energy, targeting the permanent that can tap to produce at least
4. Resolve both Burst of Energy copies, untapping Isochron Scepter and the permanent
5. Repeat

Results

• Infinite magecraft triggers
• Infinite mana permanents you control can produce
• Infinite storm count