Ulasht, the Hate Seed, Battle of Hoover Dam, and Thermopod

Prerequisites

• Ulasht, the Hate Seed on the battlefield
• Battle of Hoover Dam on the battlefield
• Thermopod on the battlefield
• You control at least one additional creature

Steps

1. Activate Thermopod's second ability by sacrificing another creature you control, adding
2. When the creature dies, Battle of Hoover Dam triggers, putting two +1/+1 counters on Ulasht
3. Activate Ulasht's first ability by paying and removing a +1/+1 counter from it, creating a 1/1 Saproling creature token
4. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite +1/+1 counters