Beifong's Bounty Hunters, Vish Kal, Blood Arbiter, and Eusocial Engineering

Prerequisites

• Beifong's Bounty Hunters on the battlefield
• Vish Kal, Blood Arbiter on the battlefield
• Eusocial Engineering on the battlefield

Steps

1. Activate Vish Kal by sacrificing another nonland creature you control When the creature dies, Beifong's Bounty Hunters triggers, earthbending a land
2. Resolve Vish Kal's ability, putting a number of +1/+1 counters on them equal to the sacrificed creature's power
3. Activate Vish Kal by sacrificing the land When the land dies, Beifong's Bounty Hunters triggers, returning the land from your graveyard to the battlefield tapped
4. When the land enters, Eusocial Engineering triggers, creating a 2/2 colorless Robot artifact creature token Resolve Vish Kal's ability, putting a number of +1/+1 counters on them equal to the sacrificed creature's power
5. Repeat

Results

• Destroy all creatures opponents control
• Infinite +1/+1 counters on a creature
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite landfall triggers