Rhet-Tomb Mystic, New Perspectives, and Stinkweed Imp

Prerequisites

• Rhet-Tomb Mystic on the battlefield
• New Perspectives on the battlefield
• Stinkweed Imp in hand

Steps

1. Activate Stinkweed Imp's cycling ability by paying and discarding it, causing you to mill a number of cards and return Stinkweed Imp from your graveyard to your hand due to its dredge ability
2. Repeat

Results

• Infinite self-mill