Scurry Oak, Sadistic Glee, and Umbral Collar Zealot

Prerequisites

• Scurry Oak on the battlefield
• Sadistic Glee on the battlefield
• Umbral Collar Zealot on the battlefield

Steps

1. Activate Umbral Collar Zealot by sacrificing any other creature
2. When the creature dies, Sadisitc Glee triggers, putting a +1/+1 counter on Scurry Oak
3. Scurry Oak triggers, creating a 1/1 Squirrel creature token
4. Resolve the Umbral Collar Zealot ability, putting a +1/+1 counter on it
5. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite +1/+1 counters on Scurry Oak
• Infinite surveil 1