Luminous Broodmoth, Solemnity, and Kroxa, Titan of Death's Hunger

Prerequisites

• Luminous Broodmoth on the battlefield
• Solemnity on the battlefield
• Kroxa, Titan of Death's Hunger in hand
• available

Steps

1. Cast Kroxa and choose to resolve the discard ETB ability first
2. Sacrifice Kroxa from its ETB trigger
3. This will trigger Broodmoth and return Kroxa to play
4. Solemnity prevents putting a flying counter onto Kroxa
5. Choose to resolve the discard ETB ability before the sacrifice ability
6. Repeat until your opponent will run out of cards in hand and will lose 3 life with each loop

Results

• Infinite lifeloss