| LEGO → TECHNIC → Ben 10 |
8517 Humongousaur is one of the Ben 10 LEGO sets released in 2010. No minifigures are included.
Background
"In Ben 10 Alien Force, transforming into the size-changing and immensely powerful Humungousaur gives Ben the ability to overwhelm adversaries and take battle to a whole new level. Buildable by kids aged 5+. Based on popular Ben 10 Alien Force story where 15-year old Ben Tennyson discovers 10 different alien heroes on the omnitrix"
