Errant, Street Artist + Dramatic Reversal + Repeated Reverberation

Prerequisites

• Nonland permanents you control can tap to produce at least .

Steps

1. 1Activate all mana producing nonland permanents you control by tapping them, adding at least .
2. 2Cast Repeated Reverberation by paying , causing you to create two copies of the next instant spell you cast this turn.
3. 3Cast Dramatic Reversal by paying .
4. 4Repeated Reverberation triggers, creating two copies of Dramatic Reversal.
5. 5Resolve a copy of Dramatic Reversal, untapping all nonland permanents you control.
6. 6Activate all mana producing nonland permanents you control by tapping them, adding at least .
7. 7Activate Errant by paying and tapping it, creating a copy of the Dramatic Reversal copy.
8. 8Repeat from step 5.

Effects

• Infinite magecraft triggers
• Infinite mana nonland permanents you control can produce
• Infinite untap of nonland permanents you control