I haven't checked the actual web-site as I don't use Photoshop, but I love the effect and can see me using this myself. Where I pinned it from said "How to Create a "Double Exposure" in Photoshop — Daily Epiphanie"
It seems to be on a whim, but Jared pulls out a lighter. He holds a Lunar Government flag in front of him. He strikes the lighter and a bright flame blossoms from it. He holds the flame to the flag. It crumbles to black dust in his hand.