Lazav, Wearer of Faces, Nightveil Specter, and Walk the Aeons

Prerequisites

• Lazav, Wearer of Faces on the battlefield
• Nightveil Specter in exile
• Walk the Aeons in the graveyard
• Nightveil Specter exiled by Lazav
• An opponent cannot block and kill Lazav
• each turn available

Steps

1. Declare Lazav as an attacker
2. Lazav's first ability triggers, causing you to exile Walk the Aeons from your graveyard and create a Clue artifact token
3. Move to your postcombat main phase
4. Activate the Clue token by paying and sacrificing it
5. Lazav's second ability triggers, causing it to become a copy of Nightveil Specter until end of turn
6. Resolve the Clue ability, causing you to draw a card
7. Cast Walk the Aeons from exile by paying due to Lazav's ability, causing you to take an extra turn after this one
8. Repeat each turn

Results

• Near-infinite turns