Pitiless Plunderer, Displaced Dinosaurs, and Grimgrin, Corpse-Born

Prerequisites

• Pitiless Plunderer on the battlefield
• Displaced Dinosaurs on the battlefield
• Grimgrin, Corpse-Born on the battlefield

Steps

1. Activate Grimgrin by sacrificing another artifact creature
2. When the creature dies, Pitiless Plunderer triggers, creating a Treasure token that enters the battlefield as a 7/7 Dinosaur due to Displaced Dinosaurs
3. Resolve the Grimgrin ability
4. Repeat

Results

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