LEGO 6873 Doc Ock Ambush is a Marvel Super Heroes set valued at $109 for new and sealed sets, up 265% from an original retail price of $29.99. The set retired in December 2013 with annual appreciation averaging 8.79% since. On the used market, values range from $35 to $48 based on condition. Secondary market prices for new and sealed sets typically fall between $90 and $125.
LEGO 6873 Doc Ock Ambush is a Marvel Super Heroes Ultimate Spider-Man set released in 2012, containing 295 pieces and 3 minifigures. Based on the Disney XD Ultimate Spider-Man series, it includes Spider-Man, Iron Fist, and Doctor Octopus, with Iron Fist and this version of Doc Ock exclusive to the set. The build features Doctor Octopus’s lab with a containment cell, examination table, and an air vent shaft. A compact car is included with a rotating seat, a spinning octopus-arm attachment, and flick missiles.
A new and sealed Doc Ock Ambush is currently valued at around $109, with annual growth of approximately 9%, which is higher than other Ultimate Spider-Man sets. The average used price is $40 for those in good overall condition. Based on current trends, this set could be valued near $119 within the next year. The 3 included minifigs account for approximately 59% of the set's total value. The set was available for 17 months, from July 2012 to December 2013.