Bonus Round, Reiterate, and Seething Song

Prerequisites

• Bonus Round in hand
• Reiterate in hand
• Seething Song in hand
• available

Steps

1. Cast Bonus Round by paying
2. Cast Seething Song by paying
3. Bonus Round triggers, creating a copy of Seething Song
4. Resolve the Seething Song copy, adding
5. Holding priority, cast Reiterate with buyback by paying , creating a copy of Seething Song
6. Bonus Round triggers, creating a copy of Reiterate
7. Resolve the Reiterate copy, creating a copy of Seething Song
8. Resolve the second Seething Song copy, adding
9. Resolve the first copy of Seething Song, adding
10. Repeat from step 5

Results

• Infinite magecraft triggers
• Infinite red mana
• Infinite storm count