Biotransference + Heroic Feast + Pactdoll Terror + Scurry Oak

BG identity

Commander legal

The 4 combo pieces

• Biotransference
• Heroic Feast
• Pactdoll Terror
• Scurry Oak

How to execute it

1. Gain life in any way.
2. Heroic Feast triggers, putting a +1/+1 counter on Scurry Oak.
3. Scurry Oak triggers, creating a creature token that enters the battlefield as an artifact due to Biotransference.
4. Pactdoll Terror triggers, causing you to gain life.
5. Repeat from step 2.

What the combo produces

• Infinite +1/+1 counters on a creature
• Infinite creature tokens
• Infinite ETB
• Infinite lifegain
• Infinite lifegain triggers
• Infinite lifeloss