Arwen Undómiel, Scurry Oak, and Viscera Seer

Prerequisites

• Arwen Undómiel on the battlefield
• Scurry Oak on the battlefield
• Viscera Seer on the battlefield
• You control at least one additional creature

Steps

1. Activate Viscera Seer by sacrificing another creature, causing you to scry 1
2. Arwen Undómiel triggers, putting a +1/+1 counter on Scurry Oak
3. Scurry Oak triggers, creating a 1/1 Squirrel creature token
4. Repeat

Results

• Infinite +1/+1 counters on Scurry Oak
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite scry 1