Alharu, Solemn Ritualist, Beifong's Bounty Hunters, and Altar of Dementia

Prerequisites

• Alharu, Solemn Ritualist on the battlefield
• Beifong's Bounty Hunters on the battlefield
• Altar of Dementia on the battlefield

Steps

1. Activate Altar of Dementia by sacrificing another nonland creature you control
2. When the creature dies, Beifong's Bounty Hunters triggers, earthbending a land you control
3. Resolve the Altar of Dementia ability, causing a player to mill card(s) Activate Altar of Dementia by sacrificing the earthbent land
4. When the land dies, Beifong's Bounty Hunters and Alharu trigger
5. Resolve the Beifong's Bounty Hunters trigger, returning it from your graveyard to the battlefield tapped
6. Resolve the Alharu trigger, creating a 1/1 Spirit creature token
7. Resolve the Altar of Dementia ability, causing a player to mill card(s) Repeat

Results

• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite landfall triggers
• Infinite mill
• Infinite self-mill