While the Sub Tanks appear in the same location from the original when playing as X, they are found in different places in Vile Mode: * Boomer Kuwanger's stage: In the same place the Life Up is in the original mode. After defeating this stage's boss and Spark Mandrill, return to the stage and use Quick Homesick to obtain it. * Sting Chameleon's stage: Go up in the area RT-55J appears in normal mode to find a Ride Armor. In the cave below, there is a small opening in the ceiling that is too high to reach. Jump from the Ride Armor to reach the opening and find the Sub Tank. * Launch Octopus's stage: Move to the left side of Cruiziler and wait a moving platform appear. Dash jump to it and jump to the Sub Tank floating in the water. Alternatively, take the nearby Ride Armor, dash jum