I love Antifa Froggie Sign
This is an art piece that could easily be made into a magnet or pin by attaching one to the back. It's a little frog peeding up over a sign that says I (heart) antifa.
All color changes are at the layer lines. Using .2 layer height, put a pause at layer 11 and 13. Start with green, then white, then black to get the effect shown.