Soul force can pass through a solid object and it can also crash down on a solid object but the same can't be said for mana and battle energy. Mana and battle energy can't pass through solid objects. That's why only a soul master can do what Elder Zachary is thinking of doing.
"Yes, Elder, I understand all of it," Whittaker said while nodding his head.
"Good. Here's a useful offensive soul technique for you. If you are interested then give it a try. Maybe you will be able to learn it in a short amount of time," he said while passing a jade slip to him.
Whittaker gazed at it. Instantly, Noah notified him about its effect.
[Soul-piercing needles
Rank: Mysterious
Cost to learn: 2 skill development points.
Effect: Once activated, the user releases soul force from his soul seed and condenses it into a soul needle, which can be shot towards the enemy intending to pierce their mana pool, beast core, or battle core