War Caster¶
Source: Player's Handbook
You gain the following benefits.
Ability Score Increase.
Increase your Intelligence, Wisdom, or Charisma score by 1, to a maximum of 20.
Concentration.
You have Advantage on Constitution saving throws that you make to maintain Concentration.
Reactive Spell.
When a creature provokes an Opportunity Attack from you by leaving your reach, you can take a Reaction to cast a spell at the creature rather than making an Opportunity Attack. The spell must have a casting time of one action and must target only that creature.
Somatic Components.
You can perform the Somatic components of spells even when you have weapons or a Shield in one or both hands.