Gwen discovers that Grandpa Maxs Plumbers Badge emits a map showing the location of other Plumbers. Ben, Gwen, and Kevin follow the map to nearby town and run into a HEATBLAST.\r Watch more Ben 10: Alien Force on Cartoon Network!\r \r Watch more videos and play Ben 10 Alien Force games: \r \r Check out our Cartoon Network Facebook pages:\r \r