Havengul Lich, Grimgrin, Corpse-Born, Impulsive Pilferer, and Earthcraft

Prerequisites

• Havengul Lich on the battlefield
• Grimgrin, Corpse-Born on the battlefield
• Impulsive Pilferer on the battlefield
• Earthcraft on the battlefield

Steps

1. Activate a basic land by tapping it, adding one mana
2. Activate Earthcraft by tapping Grimgrin, untapping a basic land
3. Activate a basic land by tapping it, adding one mana
4. Activate Earthcraft by tapping Impulsive Pilferer, untapping a basic land
5. Activate Grimgrin by sacrificing Impulsive Pilferer, untapping Grimgrin and putting a +1/+1 counter on it
6. When Impulsive Pilferer dies, it triggers, creating a Treasure token
7. Activate the Treasure token by tapping and sacrificing it, adding one mana
8. Activate Havengul Lich by paying , allowing you to cast Impulsive Pilferer from your graveyard this turn
9. Cast Impulsive Pilferer from your graveyard by paying its casting cost
10. Repeat

Results

• Infinite +1/+1 counters on a creature
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite storm count