Barret, Avalanche Leader, Bludgeon Brawl, and Shilgengar, Sire of Famine

Prerequisites

• Barret, Avalanche Leader on the battlefield
• Bludgeon Brawl on the battlefield
• Shilgengar, Sire of Famine on the battlefield

Steps

1. Cause a noncreature artifact to enter the battlefield under your control, which will be an Equipment due to Bludgeon Brawl if it isn't an Equipment already
2. Barret's first ability triggers, creating a 2/2 Rebel creature token
3. Activate Shilgengar by sacrificing the Rebel, creating a Blood token which will be an Equipment due to Bludgeon Brawl
4. Repeat from step 2

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite Blood tokens