Phyrexian Altar, Reassembling Skeleton, and Blight Mound

Prerequisites

• Phyrexian Altar on the battlefield
• Reassembling Skeleton on the battlefield
• Blight Mound on the battlefield

Steps

1. Activate Phyrexian Altar by sacrificing Reassembling Skeleton, adding
2. When Reassembling Skeleton dies, Blight Mound triggers, creating a 1/1 Pest creature token
3. Activate Phyrexian Altar by sacrificing the Pest, adding
4. When the Pest dies, it triggers, causing you to gain 1 life
5. Activate Reassembling Skeleton by paying , returning it to the battlefield from your graveyard
6. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite lifegain
• Infinite lifegain triggers
• Infinite LTB
• Infinite sacrifice triggers