Ken purchased everything other than the map, the Terror Talismans, and the Bloodlust Boost Pills, for a sum of 430,000 BP other than the 24,000 he had spent earlier for the manuals and the Escape Tokens.
As for the weapon, he purchased one for himself, a seventh-grade flexible sword. Just like his former two swords, he could freely manipulate it with Qi back to the solid mode by streaming his Qi into a specific rune.
He couldn't read the runes inscribed on the sword since they were seventh-rank runes but planned to learn how to do that eventually.
The room was ready to be opened for the masses to come inside and get slaughtered. First, there was a threefold fifth-rank Suppression Formation, which he could activate at any time and weaken his enemies.