Guile, Hypnotic Sprite // Mesmeric Glare, and Lucky Clover

Prerequisites

• Guile on the battlefield
• Hypnotic Sprite // Mesmeric Glare in hand
• Lucky Clover on the battlefield
• There is another spell with mana value 3 or less on the stack
• available

Steps

1. Cast Mesmeric Glare by paying , targeting another spell with mana value 3 or less currently on the stack
2. Lucky Clover triggers, copying Mesmeric Glare, with the copy targeting the original Mesmeric Glare
3. Resolve the copy of Mesmeric Glare, causing you to exile the original Mesmeric Glare, and cast it from exile without paying its mana cost, targeting another spell with mana value 3 or less due to Guile
4. Repeat from step 2

Results

• Infinite storm count
• Infinite magecraft triggers