That's how Ren has been treating the hostile ones. To him, it's no different than fighting shadows.

He grins at that and accepts the dagger. "Actually this is better."

He makes the bow and quiver disappear and proceeds to slice up blots with much more ease and speed than before. He's glad he still has his old knife fighting skills and feels more natural to him. He doesn't have to rely on instincts given to him from his essence.

At least now they can take them all down this time.