Spark Double, Murderous Redcap, and Viscera Seer

Prerequisites

• Spark Double in hand
• Murderous Redcap on the battlefield
• Viscera Seer on the battlefield
• available

Steps

1. Cast Spark Double choosing to have it enter as a copy of Murderous Redcap, dealing 3 damage to any target
2. Sacrifice the Spark Double to Viscera Seer, triggering persist
3. The -1/-1 counter from persist and the +1/+1 counter from Spark Double cancel each other out and you deal 2 damage to any target
4. Repeat until opponent are dead

Results

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