Pitiless Plunderer, Reassembling Skeleton, Altar of Dementia, and Roaming Throne

Prerequisites

• Pitiless Plunderer on the battlefield
• Reassembling Skeleton on the battlefield
• Altar of Dementia on the battlefield
• Roaming Throne on the battlefield

Steps

1. Activate Altar of Dementia by sacrificing Reassembling Skeleton
2. When Reassembling Skeleton dies, Pitiless Plunderer triggers twice, creating two Treasure tokens
3. Resolve the Altar of Dementia ability
4. Activate the Treasure tokens by tapping and sacrificing them, adding
5. Activate Reassembling Skeleton by paying , returning it from your graveyard to the battlefield tapped
6. Repeat

Results

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