Emeria Shepherd + World Shaper + Zuran Orb + Phyrexian Altar

Prerequisites

• You control a Plains or have a Plains in your graveyard.

Steps

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

Effects

• Infinite colored mana
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite landfall triggers
• Infinite lifegain
• Infinite lifegain triggers
• Infinite self-mill
• Return all nonland permanents from your graveyard to the battlefield