Puresight Merrow, Cryptolith Rite, and Laboratory Maniac

Prerequisites

• Puresight Merrow on the battlefield
• Cryptolith Rite on the battlefield
• Laboratory Maniac on the battlefield

Steps

1. Activate Puresight Merrow by tapping it, adding
2. Activate Puresight Merrow by paying and untapping it, exiling the top card of your library
3. Repeat until your deck is empty Draw a card, causing you to win the game due to Laboratory Maniac

Results

• Exile your library
• Win the game