All of the figures in the Crisis on Infinite Earths line are made by Tim Priebe.

Lady Quark is a Batman and Robin Poison Ivy body with a Batman and Robin Razor Skate Robin head.

Superboy is some misc. smaller Robin figure from the Batman and Robin line. The details were dremelled off, and the hair was added. The cape is from a STAS Capture Net Superman.

Flash used a Razor Skate Robin's body with a JLA Superman Blue's head. The ear wings and boot wings were made fomr a mold off a SP Flash's ear wings.

The Shadow Demon was made from a misc. movie Robin figure.

Bat Lash used a Razor Skate Robin head with hair sculpted on, and a body of a Artemus Gordon figure.