Underworld Breach + Culling the Weak + Stitcher's Supplier

Underworld Breach

Culling the Weak

Stitcher's Supplier

How it works

1. Cast Culling the Weak for its escape cost by paying , exling three other cards from your graveyard, and sacrificing Stiticher's Supplier.
2. Stitcher's Supplier dies, causing you to mill three cards.
3. Resolve Culling the Weak, adding .
4. Cast Stitcher's Supplier for its escape cost by paying and exling three other cards from your graveyard.
5. Stitcher's Supplier enters the battlefield, causing you to mill three cards.
6. Repeat.