Emry, Lurker of the Loch, Dross Scorpion, Mycosynth Lattice, and Stonecoil Serpent

Prerequisites

• Emry, Lurker of the Loch on the battlefield
• Dross Scorpion on the battlefield
• Mycosynth Lattice on the battlefield
• Stonecoil Serpent in the graveyard
• Emry does not have summoning sickness

Steps

1. Activate Emry by tapping it, allowing you to cast Stonecoil Serpent from your graveyard this turn
2. Cast Stonecoil Serpent by paying
3. Stonecoil Serpent enters the battlefield and dies as a state-based action due to having zero toughness
4. Dross Scorpion triggers, untapping Emry
5. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite storm count