Grist, Voracious Larva // Grist, the Plague Swarm, Vorinclex, Monstrous Raider, Body Launderer, Hidden Herbalists, and Viscera Seer

Prerequisites

• Grist, Voracious Larva // Grist, the Plague Swarm in the graveyard
• Vorinclex, Monstrous Raider on the battlefield
• Body Launderer on the battlefield
• Hidden Herbalists on the battlefield
• Viscera Seer on the battlefield
• available

Steps

1. Activate Viscera Seer by sacrificing Body Launderer
2. When Body Launderer dies, its second ability triggers, returning Grist, Voracious Larva from your graveyard to the battlefield
3. When Grist, Voracious Larva enters the battlefield, it triggers, causing you to pay to exile it and return it to the battlefield as Grist, the Plague Swarm with six loyalty counters due to Vorinclex
4. Resolve the Viscera Seer ability, causing you to scry 1
5. Activate Grist, the Plague Swarm's third loyalty ability by removing six loyalty counters from it
6. Grist, the Plague Swarm is put into your graveyard as a state-based action due to having zero loyalty
7. Resolve the Grist, the Plague Swarm ability, creating a token copy of each creature card in your graveyard that is a 1/1 Insect
8. When the Grist, Voracious Larva and Hidden Herbalist tokens enter the battlefield, the Hidden Herbalist token triggers once and the Grist, Voracious Larva token triggers for each token created this way
9. Resolve all Grist, Voracious Larva triggers, choosing not to pay
10. Resolve the Hidden Herbalist trigger, adding
11. Activate Viscera Seer by sacrificing the Grist, Voracious Larva token, causing you to scry 1
12. Repeat from step 1, sacrificing a Body Launderer token instead

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite scry 1
• Infinite creature tokens
• Infinite green mana
• Infinite copies of creature cards in your graveyard that are 1/1 Insects