Erika Leopard is a new rookie from Hero Factory. She was first built in 2.0. She was first "painted" in yellow and her core is coloured in glowing yellowish green. Her weapon was an Electric Crossbow. Erika cares about the creatures or other inocent robots and she is always ready to fight for them.
After some time, she was upgraded to 3.0. Her Animal Power was Leopard. Her weapon was a double claw. She is part of Heinz Wulf's Team, that has been sent to Planet Quatros to help Team Alpha.