I can do 2 layers, but heads & tails with two colors isn't possible; not unless you can rewrite the rules of physics and gravity

. Spike-It is available from Bass Pro Shops in the following colors as of their 2003 catalog; chartreuse, lime, blue, orange, hot pink, and fire red. It's available in a dip and marker, so you can play with anyone's plastic as far as head/tail colors go.