Emry, Lurker of the Loch, Krark-Clan Ironworks, Ichor Wellspring, and Mirran Spy

Prerequisites

• Emry, Lurker of the Loch on the battlefield
• Krark-Clan Ironworks on the battlefield
• Ichor Wellspring on the battlefield
• Mirran Spy on the battlefield
• Emry does not have summoning sickness

Steps

1. Activate Krark-Clan Ironworks by sacrificing Ichor Wellspring, adding
2. Ichor Wellspring triggers, drawing a card
3. Activate Emry by tapping it, targeting Ichor Wellspring
4. Cast Ichor Wellspring from your graveyard by paying
5. Ichor Wellspring enters the battlefield, drawing a card
6. Mirran Spy triggers, untapping Emry
7. Repeat

Results

• Infinite card draw
• Infinite colorless mana
• Infinite storm count
• Near-infinite storm count