After re-reading this phase, I’m fine with Dofla, Usopp, and Ink getting lynched. I was waiting to see how Usopp would actually try to respond to my...
rereading the Floor of Death arc, it seem only Rankers cannot re-enter the data world. Why couldn't Gustang train one powerful dude in the 100+ floor...
Aside from Luffy I don't think the others have grown in strenght much, except maybe Usopp since he unlocked the CoO, though whether he has trained it...