Teshar, Ancestor's Apostle, Myr Retriever, Krark-Clan Ironworks, and Mishra's Bauble

Prerequisites

• Teshar, Ancestor's Apostle on the battlefield
• Myr Retriever on the battlefield
• Krark-Clan Ironworks on the battlefield
• Mishra's Bauble on the battlefield

Steps

1. Activate Mishra's Bauble by tapping and sacrificing it, looking at the top card of a player's library and drawing a card at the beginning of the next turn's upkeep
2. Activate Krark-Clan Ironworks by sacrificing Myr Retriever, adding
3. Myr Retriever triggers, returning Mishra's Bauble from your graveyard to your hand
4. Cast Mishra's Bauble by paying
5. Teshar triggers, returning Myr Retriever from your graveyard to the battlefield
6. Repeat

Results

• Infinite card draw at the beginning of the next upkeep step
• Infinite colorless mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite storm count