Gylwain, Casting Director, Guardian of the Forgotten, and Spawning Pit

Prerequisites

• Gylwain, Casting Director on the battlefield
• Guardian of the Forgotten on the battlefield
• Spawning Pit on the battlefield

Steps

1. Activate Spawning Pit by sacrificing another modified creature
2. When the creature dies, Guardian of the Forgotten triggers, manifesting the top card of your library
3. When the manifested card enters the battlefield, Gylwain triggers, creating a Role token attached to the manifested creature
4. Resolve the Spawning Pit ability
5. Repeat

Results

• Infinite self-mill
• Near-infinite charge counters on a permanent
• Near-infinite creature ETB
• Near-infinite creature LTB
• Near-infinite creature sacrifice triggers
• Near-infinite death triggers