The Death Eaters view of the Golden thread

Otherwise known as the reverse spell effect, this reveals the last spell cast by another wizard's wand


Priori Incantatem fact file


Purpose

To reveal the last spell cast by a wand

Famous moment a wizard or witch uses it

Used by Amos Diggory to show that Harry's wand had been used to cast the Dark Mark. The spell effect also took place when Harry and Voldemort's twin wand cores were used against each other.