Shadow Caster

You have developed techniques that allow you to cast spells undetected, you gain these benefits:

• Stealthy. You gain proficiency in the Stealth skill, if you already have Proficiency in it, you gain Expertise in it.
• Skulker. You can try to hide when you are behind half cover or lightly obscured from the creature from which you are hiding.
• Whispered Incantation. When you cast a spell with a verbal component, only creatures within 30 feet of you can hear the verbal component. If there are any creatures within 30 feet of you, you can make a Dexterity (Stealth) check against any listening creature's passive or active Wisdom (Perception) check to attempt to conceal the verbal component, on a success, the verbal component can't be heard.