Killing and capturing had vastly different meanings to Wang Baole. He was very clear that the Violet Gold civilization didn't prioritize the three greater sects but the places to enter the Graveyard of Stars. As long as he didn't ruin their plans, other things could be discussed after he captured them.
Such a method was still quite gentle. It seemed to be high-risk, but if carried out properly and if the second wave of teleportation was delayed, there was a high possibility of success.
But if he killed them…