The clone wasn't remotely like Kon, because Kon was who he was from his programming, from the soul he made himself, from a life well-lived, influenced by people that cared about him.

The clone's eyes glowed bright red.

...And then his head jerked upward just as he released the heatvision, hitting a balcony in the corner of the warehouse room instead, thanks to Superboy forcibly redirecting the clone's gaze. His own eyes were glowing red with rage.

"GET AWAY FROM HER!"