This feat is intended to help with action economy when players are trying to keep an eye on a tunnel or hallway for additional enemies, while maintaining active participation in the fight. My general understanding is that making Perception checks takes an action. Inspiration for this feat was taken from the official Observant feat, but to flavor it much more in line with the experience combat veteran would have.
Extensive battlefield experience has attuned your senses to filter out the chaos of war and distill the tactically relevant details.
- Increase your Wisdom or Intelligence score by 1, to a maximum of 20.
- While in combat, you may make active Wisdom (Perception) checks as a bonus action.
- Making a Perception check in this way is never subject to disadvantage.