First Day of Class, Murderous Redcap, and Viscera Seer

Prerequisites

• First Day of Class in hand
• Murderous Redcap on the battlefield
• Viscera Seer on the battlefield
• available

Steps

1. Cast First Day of School, causing it so that each creature that enters the battlefield under your control this turn gets a +1/+1 counter put on it and gains haste until end of turn
2. Activate Viscera Seer, sacrificing Murderous Redcap to scry one
3. Murderous Redcap's persist triggers, returning it to the battlefield with a -1/-1 counter
4. First Day of School triggers, putting a +1/+1 counter on Murderous Redcap
5. Murderous Redcap triggers, dealing 2 damage to any target
6. Repeat from step 2

Results

• Infinite damage
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers
• Infinite scry