Terror of the Peaks, and Sekki, Seasons' Guide

Prerequisites

• Terror of the Peaks on the battlefield
• Sekki, Seasons' Guide in hand
• available

Steps

1. Cast Sekki by paying
2. Terror of the Peaks triggers, targeting Sekki
3. Sekki prevents the damage dealt by Terror of the Peaks and instead removes eight +1/+1 counters from itself and creates eight 1/1 Spirit creature tokens
4. Sekki dies as a state-based action due to having zero toughness
5. Terror of the Peaks triggers eight times, dealing 8 damage to any target(s)
6. Activate Sekki by sacrificing eight Spirits, returning Sekki from your graveyard to the battlefield
7. Repeat from step 2

Results

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