Guile, and Chalice of the Void

Prerequisites

• Guile on the battlefield
• Chalice of the Void on the battlefield

Steps

1. Cast any spell that has a mana value equal to the number of charge counters on Chalice of the Void
2. Chalice of the Void triggers, exiling the spell and casting it from exile without paying its mana cost
3. Repeat from step 2

Results

• Infinite magecraft triggers
• Infinite storm count