Shilgengar, Sire of Famine, Metalwork Colossus, and Conspiracy

Prerequisites

• Shilgengar, Sire of Famine on the battlefield
• Metalwork Colossus in hand
• Conspiracy on the battlefield
• The total mana value of noncreature artifacts you control is at least 11
• Conspiracy on the battlefield with "Angel" chosen

Steps

1. Cast Metalwork Colossus by paying
2. Activate Shilgengar by sacrificing Metalwork Colossus, creating a number of Blood tokens equal to Metalwork Colossus's toughness
3. Activate Metalwork Colossus by sacrificing two Bloods, returning it from your graveyard to your hand
4. Repeat

Results

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