Beifong's Bounty Hunters, and Pawn of Ulamog

Prerequisites

• Beifong's Bounty Hunters on the battlefield
• Pawn of Ulamog on the battlefield

Steps

1. Activate an Eldrazi Spawn by sacrificing it, adding
2. When the Eldrazi Spawn dies, Beifong's Bounty Hunters triggers, earthbending a land you control
3. The earthbent land will become a 0/0 creature and dies as a state-based action due to having 0 toughness
4. When the land dies, it and Pawn of Ulamog trigger
5. Resolve the land's trigger, returning it from your graveyard to the battlefield tapped
6. Resolve the Pawn of Ulamog trigger, creating a 0/1 Eldrazi Spawn creature token
7. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite colorless mana
• Infinite landfall triggers