Kels, Fight Fixer, Pitiless Plunderer, Ashnod's Altar, and Nadir Kraken

Prerequisites

• Kels, Fight Fixer on the battlefield
• Pitiless Plunderer on the battlefield
• Ashnod's Altar on the battlefield
• Nadir Kraken on the battlefield
• One additional creature on battlefield

Steps

1. Sacrifice the additional creature to Ashnod's Altar, adding
2. Pitiless Plunderer and Kels trigger
3. Resolve the Pitiless Plunderer trigger first, creating a treasure token
4. Sacrifice a treasure tokens to pay for Kels' trigger, drawing a card
5. Pay for the Nadir Kraken trigger, putting a +1/+1 counter on Nadir Kraken and creating a 1/1 Tentacle token
6. Repeat for infinite card draw

Results

• Infinite card draw
• Limited by cards remaining in library
• Near-infinite colorless mana
• Near-infinite death triggers
• Near-infinite ETB
• Near-infinite LTB
• Near-infinitely large Nadir Kraken
• Near-infinite sacrifice triggers