Queen Allenal of Ruadach, Requiem Angel, and Altar of Dementia

Prerequisites

• Queen Allenal of Ruadach on the battlefield
• Requiem Angel on the battlefield
• Altar of Dementia on the battlefield
• You control an additonal non-Spirit creature

Steps

1. Activate Altar of Dementia by sacrificing another non-Spirit creature
2. The creature dies, triggering Requiem Angel, creating a 1/1 Spirit and a 1/1 Soldier creature token
3. Resolve the Altar of Dementia ability, causing target player to mill cards equal to the sacrificed creature's power
4. Repeat

Results

• Infinite creature tokens
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinitely large Queen Allenal
• Infinite mill
• Infinite sacrifice triggers
• Infinite self-mill