This feat is created by Nedrapter for use in his Land of Arda campaigns, and are balanced to the hardcore nature of them. 

• You gain proficiency in Religion.
• Pick a deity. You acquire an amulet or emblem that proves your faith. Faithful of the same deity have no doubt you are one of them.
• You can make a Religion check in place of any other d20 roll. You can use this ability a number of times equal to half your Proficiency Bonus (rounded down).