Although Kraft oversaw the entire operation, he still allowed Jin to incorporate stuff to entertain his customers. As long as it didn't interfere with the Devil Fox's almighty master plan, he didn't care what his master made his customers do. Even if it entailed something as drastic as an entire revamp of Demopolis, just in time for the attack of the Seven Cities.
From a pragmatic standpoint, Kraft did not think that they needed to proceed with the fight. He and the other foxes could easily teleport to the enemies' Dungeon Cores and steal them right under their noses.
However, both Kiyu and Qiu Yue had vehemently disagreed with that kind of action. Not only because they wanted to continue profiting from the war by allowing the Pandarens who still thought of this as a Raid Instance to actively participate in it, but the main rationale was that if they were the first ones invaded, they would have a legitimate excuse to occupy the trespassing Seven Cities.
