Jaheira, Friend of the Forest, Spawnsire of Ulamog, and Lightning Greaves

Prerequisites

• Jaheira, Friend of the Forest on the battlefield
• Spawnsire of Ulamog on the battlefield
• Lightning Greaves on the battlefield
• available

Steps

1. Activate Spawnsire of Ulamog's first ability by paying , creating two 0/1 Eldrazi Spawn creature tokens
2. Activate Lightning Greaves' equip ability by paying , attaching it to an Eldrazi Spawn
3. Activate the Eldrazi Spawn with Lightning Greaves attached by tapping it, adding
4. Activate the Eldrazi Spawn with Lightning Greaves attached by sacrificing it, adding
5. Repeat from step 2 for the remaining Eldrazi Spawn
6. Repeat from step 1

Results

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