GraviTrax PRO - Helix vr-id-128672 Certain fields on the country

Certain fields on the country boards are available only in certain seasons

signature units

so you have to keep your line-up fresh by canceling shows and sending them into reruns

featuring creatures from the campaign

GraviTrax PRO - Helix vr-id-128672 Certain fields on the countryGraviTrax PRO Helix Take your marble run adventures to the next level with the GraviTrax PRO Helix. This clever Action Stone allows marbles to move seamlessly down to a lower level without changing direction, adding a new layer of creativity and challenge to every build. Up to six marbles can race through the Helix at once, making it perfect for experimenting with gravity, speed, and motion. Why Customers Will Love It Lets up to six marbles travel