Phantom Steed, Possessed Skaab, and Notorious Throng

Prerequisites

• Phantom Steed on the battlefield
• Possessed Skaab in exile
• Notorious Throng in hand or in the graveyard
• each turn available

Steps

1. Declare Phantom Steed and a Rogue as attackers
2. Phantom Steed triggers, creating a token copy of Possessed Skaab that's tapped and attacking
3. When the Possessed Skaab token enters, it triggers, returning Notorious Throng from your graveyard to your hand if its in your graveyard
4. Deal combat damage using the Rogue
5. Cast Notorious Throng by paying its prowl cost, creating a number of 1/1 Faerie Rogue creature tokens and causing you to take an extra turn after this one Repeat each turn

Results

• Infinite turns
• Lock