Ghouls' Night Out + Phyrexian Altar + Blessed Sanctuary + Shipwreck Dowser

Prerequisites

• At least two of your opponents have a creature card in their graveyard.

Steps

1. 1Cast Ghouls' Night Out by paying , returning Shipwreck Dowser from your graveyard to the battlefield, and at least two other creatures from your opponents' graveyards to the battlefield under your control.
2. 2When Shipwreck Dowser and the creatures enter the battlefield, Blessed Sanctuary triggers once for each creature, and Shipwreck Dowser triggers once.
3. 3Resolve the Shipwreck Dowser trigger, returning Ghouls' Night Out from your graveyard to your hand.
4. 4Resolve all Blessed Sanctuary triggers, creating that many 2/2 Unicorn creature tokens.
5. 5Activate Phyrexian Altar five times by sacrificing Shipwreck Dowser, two creatures your opponents own, and two Unicorns, adding .
6. 6Repeat.

Effects

• Infinite colored mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite creature tokens
• Infinite death triggers
• Infinite magecraft triggers
• Infinite storm count