Pitiless Plunderer, Phantom Train, Bloodsoaked Champion, and Pawn of Ulamog

Prerequisites

• Pitiless Plunderer on the battlefield
• Phantom Train on the battlefield
• Bloodsoaked Champion in the graveyard
• Pawn of Ulamog on the battlefield

Steps

1. Activate Phantom Train by sacrificing Bloodsoaked Champion
2. When Bloodsoaked Champion dies, Pitiless Plunderer and Pawn of Ulamog trigger
3. Resolve the Pitiless Plunderer trigger, creating a Treasure token
4. Resolve the Pawn of Ulamog trigger, creating a creature token
5. Resolve the Phantom Train ability
6. Activate the Treasure by tapping and sacrificing it, adding
7. Activate the creature token by sacrificing it, adding
8. When the creature token dies, Pitiless Plunderer triggers, creating a Treasure token
9. Activate Bloodsoaked Champion by paying , returning it to the battlefield from your graveyard
10. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite colored mana
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite colorless mana
• Infinite creature tokens
• Infinite Treasure tokens
• Infinite +1/+1 counters on a creature