Missile Deflection

The following mechanics have been introduced with Update 37:
 * Missile Deflection: This grants a chance to have Missiles or Eldritch Blasts miss you.
 * Deflection Bypass: This grants a chance to bypass an enemies Missile Deflection.

Character sheet
The two statistics are displayed on the character sheet:
 * When you hover over your AC score, missile deflection is mentioned below dodge
 * When you hover over your Attack Bonuses, bypass deflection is listed below attack speed

Sources of Missile Deflection

 * Filigrees on Sentient Weapons
 * Set bonus effects for Ravenloft items
 * Wood Elf enhancements