Terror of the Peaks, Saffi Eriksdotter, and Renegade Rallier

Prerequisites

• Terror of the Peaks on the battlefield
• Saffi Eriksdotter on the battlefield
• Renegade Rallier on the battlefield
• Saffi in hand
• available

Steps

1. Cast Saffi by paying
2. Saffi enters the battlefield, triggering Terror of the Peaks, targeting Renegade Rallier
3. Holding priority, activate Saffi by sacrificing it, returning Renegade Rallier from your graveyard to the battlefield the next time it dies this turn
4. Resolve the Terror of the Peaks trigger, dealing damage equal to Saffi's power to Renegade Rallier
5. Renegade Rallier dies as a state-based action due to having zero or less toughness
6. Saffi triggers, returning Renegade Rallier from your graveyard to the battlefield
7. Renegade Rallier enters the battlefield, triggering itself and Terror of the Peaks
8. Resolve the Terror of the Peaks trigger, dealing damage equal to Renegade Rallier's power to any target
9. Resolve the Renegade Rallier trigger, returning Saffi from your graveyard to the battlefield
10. Repeat from step 2

Results

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