LEGO Dark Stone Gray Ninjago Spinner with Blue Skulls (92547)

LEGO Dark Stone Gray Ninjago Spinner with Blue Skulls has been used in at least 2 LEGO sets over the past 13 years, since it was first used in 2011. You can also find this part in at least 3 other colors. It has a design ID of 92547 which can usually be found molded into the bottom of the part.