"The teleportation activated without warning. They're not a Justice League member. Someone hacked into the Hall of Justice's teleportation device!"
Batman's heart tightened. A dangerous glint flashed through his eyes as he immediately rolled beside the duty console, turning himself to face the teleportation device.
The teleportation device was not far from the Watchtower's main hall. There was a round table in the hall, and Batman stood beside the duty console. After rolling, he looked up and saw the teleportation device light up.
Batman steadied himself and swiftly used both the personal computer on his wrist and the display projected onto his pupils to target the glowing teleportation device. At top speed, he set up a repulsion field, intending to trap the mysterious arrival.
The teleportation device shone with an electric glow. The current outlined a tall humanoid silhouette, but when the current faded, no one appeared.
"Who are you? Come out and show yourself! I already know you're here," Batman shouted in a low voice. The repulsion field, which had long since been activated, showed no sign of rejecting anything.
The scans displayed across Batman's pupils detected no biological information. Whether thermal energy, magnetic fields across different frequencies, spectra, air density, gravity, or gravitational force, none of the scans detected any living being or object.
Batman even used alien technology, including the Watchtower's magical auto-scanners, yet they still failed to detect any information indicating the presence of a living being or object.
But Batman knew he had not gone blind or mistaken what he saw: the teleportation device and the humanoid silhouette reflected by the electric current.
A humanoid creature had definitely entered the Watchtower, yet neither his own technology, the alien technology provided by Green Lantern, Steel Bone's Mother Box technology, nor even Wonder Woman's magic had detected