Gorion, Wise Mentor, Guile, and Sapphire Dragon // Psionic Pulse

Prerequisites

• Gorion, Wise Mentor on the battlefield
• Guile on the battlefield
• Sapphire Dragon // Psionic Pulse in hand
• There is another noncreature spell on the stack
• available

Steps

1. Cast Psionic Pulse by paying , targeting another noncreature spell currently on the stack
2. Gorion triggers, copying Psionic Pulse, with the copy targeting the original Psionic Pulse
3. Resolve the copy of Psionic Pulse, causing you to exile the original Psionic Pulse, and cast it from exile without paying its mana cost, targeting another noncreature spell due to Guile
4. Repeat from step 2

Results

• Infinite storm count
• Infinite magecraft triggers