Teenage Mutant Ninja Turtles key chains consists of 5 key chain sets. All sets were released in 2013. The current value of all sets in new/factory sealed condtion is $65.69.
Most valuable LEGO Key Chains / Teenage Mutant Ninja Turtles set 850653 Teenage Mutant Ninja Turtles Michelangelo Key Chain - $24.54
Most owned Key Chains / Teenage Mutant Ninja Turtles set850838 Splinter Key ChainThe minifigure keychain characters are based on The LEGO Teenage Mutant Ninja Turtles theme, which was based on the Teenage Mutant Ninja Turtles franchise from the Nickelodeon movie. The five keychains include minifgures of the four Turtles, Michelangelo, Leonardo, Donatello, Raphael, and their master Splinter.
LEGO has released a number of key chains sets over the years based on many popular themes, including licensed themes. Most feature a minifigure attached to a key chain, although some simply have a LEGO brick or another LEGO element.