Angel Depowering Spell

The Angel Depowering Spell is a spell to depower and stun nearby angel. Metatron used it to depower and stun Castiel in an abandoned library.

Procedure
To make this spell, a large amount of blood is needed to make a large amount and various enochian. The sigils later written along a certain trail. When the set of sigils were prepared, a final enochian trident sigil must be written, so the spell ignited and casted. When the spell casted, it will immediately depower and stun any nearby angel, disabled them.

Appearance

 * Season 10
 * Book of the Damned