Mystic Reflection, Exalted Sunborn, and Storm Herd

Prerequisites

• Mystic Reflection in hand or in exile
• Exalted Sunborn on the battlefield
• Storm Herd in hand
• plus an additional if Mystic Reflection is in your hand available

Steps

1. Cast Mystic Reflection either from your hand by paying or from exile for its foretell cost by paying , choosing Exalted Sunborn
2. Cast Storm Herd by paying , creating a number of 1/1 Pegasus creature tokens equal to twice your life total that enter as copies of Exalted Sunborn due to Mystic Reflection
3. Whenever you create one or more tokens, you will instead create 2^X times that many tokens, where X is the number of Exalted Sunborns you control

Results

• Near-infinite ETB
• Near-infinite creature tokens
• Near-infinite token doubling