Magical Ambush is a togglable passive gained by Rogues at Level 9. Magical Ambush allows the Rogue to circumvent their target's defenses when casting spells while hidden.
Description
While you are 
, your targets have 
Disadvantage on 
Saving throws against your Spells.
How to learn
Classes:
- Class level 9: Arcane Trickster Rogue