War's Devotee

Piety 3+ War trait

As a devotee of War, you have earned favor through your victories. You can cast compelled duel with this trait a number of times equal to your Charisma modifier (minimum of once). You regain all expended uses when you finish a long rest. Charisma is your spellcasting ability for this spell.

War's Votary

Piety 10+ War trait

You can cast crusader's mantle with this trait. Once you cast the spell in this way, you can't do so again until you finish a long rest. Charisma is your spellcasting ability for this spell.

In addition, you have advantage on saving throws against being frightened.

War's Disciple

Piety 25+ War trait

As a bonus action, you can call on War's blessing, gaining the following benefit for 1 minute or until you are incapacitated: creatures within 30 feet of you can't gain advantage on attack rolls against you. Once you use this trait, you can't do so again until you finish a long rest.

Champion of Victory

Piety 50+ War trait

You can increase your Strength or Charisma score by 2 and also increase your maximum for that score by 2.