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

Prerequisites

• You have a way to cause Protean Hulk to die.

Steps

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

Effects

• Infinite +1/+1 counters on a creature
• Infinite creature ETB
• Infinite creature LTB
• Infinite death triggers
• Infinite lifegain
• Infinite lifegain triggers
• Infinite lifeloss