Sedgemoor Witch, and Chain of Smog

Prerequisites

• Sedgemoor Witch on the battlefield
• Chain of Smog in hand
• available

Steps

1. Cast Chain of Smog by paying , targeting yourself
2. Sedgemoor Witch triggers, causing you to create a 1/1 Pest creature token
3. Resolve Chain of Smog, discarding two cards and choosing to copy it, targeting yourself with the copy
4. Repeat from step 2

Results

• Infinite creature tokens
• Infinite ETB
• Infinite magecraft triggers