Carrion Feeder + Coastal Hornclaw + Emeria Shepherd + World Shaper

GWUB identity

Commander legal

The 4 combo pieces

• Carrion Feeder
• Coastal Hornclaw
• Emeria Shepherd
• World Shaper

How to execute it

1. Activate Coastal Hornclaw by sacrificing a land.
2. Repeat step 1 until you control no lands.
3. Activate Carrion Feeder by sacrificing World Shaper.
4. When World Shaper dies, it triggers, return all lands from your graveyard to the battlefield tapped.
5. When the lands enter, Emeria Shepherd triggers that many times.
6. Resolve an Emeria Shepherd trigger that was triggered by a Plains, returning World Shaper from your graveyard to the battlefield.
7. Resolve all remaining Emeria Shepherd triggers.
8. Resolve the Carrion Feeder ability.
9. Repeat

What the combo produces

• Infinite +1/+1 counters on a creature
• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite landfall triggers
• Infinite sacrifice triggers
• Infinite self-mill
• Return all nonland permanents from your graveyard to the battlefield