Protean Hulk, Carrion Feeder, Phyrexian Delver, Body Snatcher, Blood Artist, Saffi Eriksdotter, and Renegade Rallier

Prerequisites

• Protean Hulk on the battlefield
• Carrion Feeder in the library
• Phyrexian Delver in the library
• Body Snatcher in the library
• Blood Artist in the library
• Saffi Eriksdotter in the library
• Renegade Rallier in the library

Steps

1. Get Protean Hulk killed, triggering its ability
2. Get Phyrexian Delver and Carrion Feeder
3. Phyrexian Delver ETB triggers, bring back Protean Hulk to play
4. Sacrifice Protean Hulk to Carrion Feeder, triggering it's ability
5. Get Body Snatcher and Blood Artist
6. Body Snatcher ETB triggers, hold priority and sacrifice it to Carrion Feeder, triggering its death trigger
7. Bring back Protean Hulk to play, Body Snatcher ETB resolves
8. Sacrifice Protean Hulk to Carrion Feeder, triggering it's ability
9. Get Renegade Rallier and Saffi Eriksdotter
10. Use Saffi's ability, sacrificing itself, targeting Renegade Rallier
11. Sacrifice Renegade Rallier to Carrion Feeder, triggering Blood Artist to ping an opponent
12. Renegade Rallier returns to the battlefield from Saffi's delayed trigger
13. Using Renegade Rallier's ETB ability, target Saffi and return Saffi to play
14. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite lifegain
• Infinite lifegain triggers
• Infinite lifeloss
• Infinite LTB