One: The Mordo Problem

Title is the line "and that pollen that fell from her fingertips" from the song Epic 3 in Hadestown with just a few words changed

Butterflies begin to burst from Stephen's fingertips. They seem harmless, but are they?
As he struggles to find out what these butterflies mean, the Avengers struggle to find a way to fight and defeat Mordo.

Best rankings:

#17 in IronStrange
#312 in Doctor Strange
#420 in MCU