Putrid Goblin, and Thran Vigil

Prerequisites

• Putrid Goblin on the battlefield
• Thran Vigil on the battlefield
• Putrid Goblin does not have a -1/-1 counter on it
• It is your turn

Steps

1. Activate the Goblin sacrifice outlet by sacrificing Putrid Goblin
2. When Putrid Goblin dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it
3. Thran Vigil triggers, putting a +1/+1 counter on Putrid Goblin
4. Resolve the Goblin sacrifice outlet ability
5. Repeat
6. This combo will provide infinite results of whatever the Goblin sacrifice outlet produces, which will vary depending on the sacrifice outlet used

Results

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers