You can only find this goo on Humungousaur home planet. Have fun playing with this Humungousaur Alien Force Planetary Powder. Just add water and watch the goo take the alien over!

All you need to do is add a packet of Planetary Powder to the container with the Humungousaur figure in it, add water to the edge of the container and watch as the gooey jelly-like substance forms and captures your alien! Collect all the Alien Force Planetary Powders today!