Sneak Attack, Priest of Urabrask, and Stormfront Riders

Prerequisites

• Sneak Attack on the battlefield
• Priest of Urabrask in hand
• Stormfront Riders in hand
• available

Steps

1. Activate Sneak Attack by paying , putting Priest of Urabrask from your hand onto the battlefield
2. Priest of Urabrask enters the battlefield, adding
3. Activate Sneak Attack by paying , putting Stormfront Riders from your hand onto the battlefield
4. Stormfront Riders enters the battlefield, triggering its first ability, returning itself and Priest of Urabrask from the battlefield to your hand
5. Stormfront Riders' second ability triggers twice, creating two 1/1 Soldier creature tokens
6. Repeat

Results

• Infinite creature tokens
• Infinite ETB
• Infinite LTB
• Infinite red mana