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8517 Humongousaur is one of the six Ben 10 sets released in 2010, intended for ages 5-12. It contains 14 pieces.


Humongousaur has stubby brown feet, and brown legs made out of two parts. His torso is light tan, and has a green and black symbol printed on it. His shoulders and head attach to his body, and he has a snarling expression. His arms are made out of two brown joints, and he has large brown fists.
He has a small tail protruding from his back.


Humungousaur is an alien that Ben Tennyson can transform into by means of the Omnitrix. Humungousaur's powers include super strength and the ability to grow.


  • This set costs about $1.00 a piece.

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Nobody’s tougher than the mighty Humungousaur!

It’s hero time! When he transforms into the dinosaur-like Humungousaur, Ben gains the ability to grow to immense size and overpower all challengers. No one can match this alien hero’s massive size and incredible strength! Features glow-in-the-dark eyes and Omnitrix chest symbol. Collect all 6 LEGO® Ben 10 Alien Force™ sets and combine them to create your own super alien heroes!

Features an omnitrix chest symbol and glow-in-the-dark eyes Measures 9" (23cm) tall Complete your force of all 6 LEGO Ben 10 Alien Force sets!



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