Putrid Goblin, Grumgully, the Generous, and Clickslither

Prerequisites

• Putrid Goblin on the battlefield
• Grumgully, the Generous on the battlefield
• Clickslither on the battlefield

Steps

1. Activate Clickslither by sacrificing Putrid Goblin
2. When Putrid Goblin dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to Grumgully
3. Resolve the Clickslither ability
4. Repeat

Results

• Infinite ETB
• Infinite LTB
• Infinite death triggers
• Infinite sacrifice triggers
• Infinitely large creature until end of turn