Emry, Lurker of the Loch, Displacer Kitten, Sky Hussar, and Welding Jar

Prerequisites

• Emry, Lurker of the Loch on the battlefield
• Displacer Kitten on the battlefield
• Sky Hussar on the battlefield
• Welding Jar in the graveyard

Steps

1. Activate Emry by tapping it, targeting Welding Jar
2. Cast Welding Jar from your graveyard by paying
3. Displacer Kitten triggers, blinking Sky Hussar
4. When Sky Hussar enters, it triggers, untapping all creatures you control
5. Activate Welding Jar by sacrificing it
6. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite storm count
• Infinite untap of creatures you control
• Infinite mana creatures you control can produce