The Scarab God, Mirror-Mad Phantasm, and Laboratory Maniac

Prerequisites

• The Scarab God on the battlefield
• Mirror-Mad Phantasm in the graveyard
• Laboratory Maniac on the battlefield or in the graveyard or in the library
• You have a way to draw a card
• plus an additional available if Laboratory Maniac is not on the battlefield available

Steps

1. Activate The Scarab God by paying , exiling Mirror-Mad Phantasm and creating a copy of it, except it's a 4/4 black Zombie
2. Activate the Mirror-Mad Phantasm token by paying , shuffling it into your library, revealing all cards in your library and putting them into your graveyard
3. If Labratory Maniac is not on the battlefield, activate The Scarab God by paying , exiling Laboratory Maniac and creating a copy of it, except it's a 4/4 black Zombie
4. Draw a card, causing you to win the game

Results

• Infinite self-mill
• Win the game