Chen Tao was actually worried about only one thing:
Emperor Joker might disregard everything else and immediately detonate the "bomb" he had left behind the moment he sensed Barbatos dragging the entire universe. Chen Tao still had no idea what the bomb actually was, but if Emperor Joker wanted to recreate A Death in the Family, then it definitely existed.
Only after Barbatos really bit Earth-One's entire universe off its orbit in the positive-matter universe like taking a bite out of a biscuit and threw it into the Dark Multiverse did Chen Tao finally relax.
Despite all the unexpected developments, the worst-case scenario had ultimately failed to occur.
After confirming that William still had a breath left in him, he immediately began searching for Emperor Joker's bomb and preparing to defuse it. Naturally, he spotted at a glance that Parallax Hal's current condition was abnormal.
Just as Chen Tao was about to check what was wrong with Parallax Hal, the nanobots he had left in the World Forge conveyed to him, through the Metal Spirit's telepathy, the sensation of being destroyed...
He had originally left those robots near The Batman Who Laughs's cage. Their destruction meant that The Batman Who Laughs had taken advantage of the opportunity created by Chen Tao and Barbatos leaving the World Forge and escaped from Barbatos's cage.
The Batman Who Laughs really knew how to pick his moment. If William's incident had not happened, Chen Tao might still have had the time and energy to lay a few traps for him and make things less smooth. But now, William's troubles had made him lose his head, and Chen Tao simply had no energy to manage things for Barbatos.
He knew that The Batman Who Laughs could escape whenever he wanted. He had merely continued trying