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Wonder Girl was made from a Wind Blitz Batgirl.
Robin was made from a Spectrum of the Bat Robin. The cape is cloth.
Kid Flash was made from a Bola Trap Robin. This figure required a bit of smoothing out with contour putty to remove the grooves from his outfit.
Starfire was made using a Harley Quinn body and head, while a modified Creeper boa serves as the hair.
Cyborg's body is a somewhat modified Ski Blast Robin, while the head is borrowed from a Shaq Steel figure.
The Changeling was made from a Crime Fighter Robin.
Raven was made from a Paris Elegance Anastasia. The bottom of the dress was cut open and slit down one side. Then a partial leg from a Toy Biz Dagger was glued inside the skirt. The cloak is cloth.
More detailed recipes can be seen next week at Chip and Davy's TotalCustomWorld.