Aura of Devotion is a Devotion Paladin feature gained at level 7 in D&D 5e. Starting at 7th level, you and friendly creatures within 10 feet of you can't be charmed while you are conscious.
Starting at 7th level, you and friendly creatures within 10 feet of you can't be charmed while you are conscious.
At 18th level, the range of this aura increases to 30 feet.