Chain of Acid, and Zaffai, Thunder Conductor

Prerequisites

• Chain of Acid in hand
• Zaffai, Thunder Conductor on the battlefield
• You control an indestructible noncreature permanent
• available

Steps

1. Cast Chain of Acid by paying , targeting an indestructible noncreature permanent you control
2. Zaffai triggers, causing you to scry 1
3. Resolve Chain of Acid, destroying nothing and causing you to copy Chain of Acid, targeting an indestructible noncreature permanent you control
4. Repeat from step 2

Results

• Infinite magecraft triggers
• Infinite scry 1