Sprout Swarm, and Thousand-Year Storm

Prerequisites

• Sprout Swarm in hand
• Thousand-Year Storm on the battlefield
• You are able to cast Sprout Swarm
• Storm count at least 4

Steps

1. Play Sprout Storm, copying it 4 times and paying the buyback cost
2. Resolve all 5 Sprout Storms
3. Make 5 Saprolings
4. Tap all the Saprolings to play Sprout Storm, paying the buyback cost
5. Make 6 Saprolings
6. Repeat, making more and more Saprolings and increasing your storm count

Results

• Infinite ETB
• Infinite magecraft triggers
• Infinite storm count
• Infinite tokens