I didn't know how many different kinds of knex sets there were, I have the serpent and the rippin rocket, but the new looks to define reality, not that it is a bad thing it just does with those cars being on the outside when it should be hugging the track. Here is the link
http://www.knex.com/bigbuilds/. I'm not sure how new this is anyway, I saw it advertised on sixflags.com.
