Hollowhenge Overlord, Exalted Sunborn, and Bard, King of Dale

Prerequisites

• Hollowhenge Overlord on the battlefield
• Exalted Sunborn on the battlefield
• Bard, King of Dale on the battlefield

Steps

1. At the beginning of your upkeep, Hollowhenge Overlord triggers, creating four 2/2 Wolf creature tokens for each Wolf and/or Werewolf you control due to Exalted Sunborn and Bard
2. Repeat step 1 during each of your upkeeps
3. You'll create exponentially more Wolves each time assuming the Wolf tokens survive

Results

• Near-infinite ETB
• Near-infinite creature tokens