#Nothing
#1st Upgrade
    #Blue (001)
    #Red (002)
    #Yellow (003)
#2nd Upgrade
    #Blue-Blue (011)
    #Blue-Red (012)
    #Blue-Yellow (013)
    #Red-Red (022)
    #Red-Yellow (023)

    #Yellow-Yellow (033)

#3rd Upgrade
    #Blue-Blue-Blue (111)
    #Blue-Blue-Red (112)
    #Blue-Blue-Yellow (113)
    #Blue-Red-Yellow (123)
    #Blue-Red-Red (122)
    #Blue-Yellow-Yellow (133)

    #Red-Red-Red (222)

    #Red-Red-Yellow (223)

    #Red-Yellow-Yellow (233)

    #Yellow-Yellow-Yellow (333)
