Emry, Lurker of the Loch, Black Lotus, and Pemmin's Aura

Prerequisites

• Emry, Lurker of the Loch on the battlefield
• Black Lotus on the battlefield
• Pemmin's Aura on the battlefield
• Emry does not have summoning sickness
• Pemmin's Aura attached to Emry

Steps

1. Activate Black Lotus by tapping and sacrificing it, adding three mana of any color
2. Activate Emry by tapping it, allowing you to cast Black Lotus from your graveyard this turn
3. Cast Black Lotus by paying
4. Activate Pemmin's Aura's first ability by paying , untapping Emry
5. Repeat

Results

• Infinite colored mana
• Infinite storm count