Shell Adept

You've grown up in your shell, you're parents say you came out wearing a shell, You've become so accustom to wearing a shell that you gain these benefits.

• You gain a + 2 to your bonus to your armor class as long as you don't wear armor or wield a shield.
• As a reaction when you are forced to make a Dexterity saving throw, or targeted by an attack, you can turn your shell and gain half cover to the attack or saving throw.