Blade of the Bloodchief, Scurry Oak, and Altar of Dementia

Prerequisites

• Blade of the Bloodchief on the battlefield
• Scurry Oak on the battlefield
• Altar of Dementia on the battlefield
• Blade of the Bloodchief attached to Scurry Oak
• You control at least one additional creature

Steps

1. Activate Altar of Dementia by sacrificing another creature
2. When the creature dies, Blade of the Bloodchief triggers, putting a +1/+1 counter on Scurry Oak
3. Scurry Oak triggers, creating a 1/1 Squirrel creature token
4. Resolve the Altar of Dementia ability, causing target player to mill cards equal to the sacrificed creature's power
5. Repeat

Results

• Infinite +1/+1 counters on Scurry Oak
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite mill
• Infinite sacrifice triggers
• Infinite self-mill