Loran, Disciple of History, Teshar, Ancestor's Apostle, Uro, Titan of Nature's Wrath, Tormod's Crypt, and Welding Jar

Prerequisites

• Loran, Disciple of History on the battlefield
• Teshar, Ancestor's Apostle on the battlefield
• Uro, Titan of Nature's Wrath on the battlefield
• Tormod's Crypt on the battlefield
• Welding Jar on the battlefield
• There is at least one additional artifact on the battlefield
• One of either Tormod's Crypt or Welding Jar must be in your hand, with the other in your graveyard

Steps

1. Cast the artifact in your hand by paying
2. Teshar triggers, returning Uro from your graveyard to the battlefield
3. When Uro enters the battlefield, its first and second abilities and Loran trigger
4. Resolve the first Uro trigger, sacrificing it
5. Resolve the second Uro trigger, causing you to gain 3 life and draw a card, and allowing you to put a land card from your hand onto the battlefield
6. Resolve the Loran trigger, returning the other cost artifact from your graveyard to your hand
7. Resolve the spell cast in step 1
8. Activate the cost artifact by sacrificing it
9. Repeat

Results

• Infinite storm count
• Infinite card draw
• Near-infinite lifegain
• Near-infinite lifegain triggers
• Infinite draw triggers
• Put all lands from your hand and library onto the battlefield
• Near-infinite ETB
• Near-infinite landfall triggers
• Near-infinite LTB
• Near-infinite death triggers
• Near-infinite sacrifice triggers