Shield

•Casting Time: 1 Reaction *
•Range/Area: Self
•Components: V, S
{bull}Duration: 1 Round
{bull}Attack/Save: None
{bull}Damage/Effect: (Warding) Until the start of your next turn, you have a +5 bonus to AC, including against the triggering attack, and you take no damage from magic missile.
* - which you take when you are hit by an attack or targeted by the magic missile spell
Source: Basic Rules 2014, pg. 275