Plumecreed Mentor, Combine Chrysalis, and Scurry Oak

Prerequisites

• Plumecreed Mentor in hand
• Combine Chrysalis on the battlefield
• Scurry Oak on the battlefield
• available

Steps

1. Cast Plumecreed Mentor by paying
2. When Plumecreed Mentor enters the battlefield, it triggers, putting a +1/+1 counter on Scurry Oak
3. Scurry Oak triggers, creating a 1/1 Squirrel creature token that has flying due to Combine Chrysalis
4. When the Squirrel enters the battlefield, Plumecreed Mentor triggers, putting a +1/+1 counter on Scurry Oak
5. Repeat from step 3

Results

• Infinite ETB
• Infinite creature tokens
• Infinite +1/+1 counters on Scurry Oak