Laboratory Maniac, and Thought Lash

Prerequisites

• Laboratory Maniac on the battlefield
• Thought Lash on the battlefield
• It is the endstep before your turn

Steps

1. Move to your turn
2. At the beginning of your upkeep, Thought Lash triggers
3. Choose not to pay for the Thoughtlash trigger, sacrificing Thought Lash
4. Thought Lash triggers, exiling your library
5. Move to your draw step, winning the game

Results

• Win the game