Due to devs on Rocktropia taking forever to unlock dungeon, the following items are for sale.
Tex-No shop, located in Tangerine District. 250 IPD, 10 outdoor IPD. Dungeon not unlocked. Asking price: 25K PED.
Hell Stall #4, only 4 in the game. 50 IPD. Asking price: 12K PED.