Teams incorporate a “Sports Night” theme and custom elements into their Rube Goldberg-style topples.

Four new teams face off in an unbelievable toppling tournament with holiday themes. The teams are given exciting custom elements to incorporate into their Rube Goldberg-style topples.

Four new teams of domino enthusiasts face off in an unbelievable domino toppling and chain reaction tournament with time travel themes. The teams will be given exciting custom elements to incorporate into their Rube Goldberg-style topples.

Four new teams of domino enthusiasts must create topples with movie themes. The teams will be given exciting custom elements to incorporate into their Rube Goldberg-style topples.

Four teams compete in the first night of the playoffs in an unbelievable domino toppling and chain reaction tournament with water world themes. The teams will be given exciting custom elements to incorporate into their Rube Goldberg-style topples.

This week, four teams compete in the final night of the playoffs in an unbelievable domino toppling and chain reaction tournament with themes around a night in Vegas. The teams will be given exciting custom elements to incorporate into their Rube Goldberg-style topples, but the pressure is on, as one wrong move could set off a chain reaction that knocks them out of the running.

In the first night of the Quarter Finals, three teams compete for a shot at the semifinals in an unbelievable domino toppling and chain reaction tournament with circus act-themed builds. The teams will be given exciting custom elements to incorporate into their Rube Goldberg-style topples, but the pressure is on as one wrong move could set off a chain reaction that knocks them out of the running.

In the last night before the semifinals, three teams compete in an unbelievable domino toppling and chain reaction tournament with a science theme, featuring guest judge Bill Nye. The teams will be given exciting custom elements to incorporate into their Rube Goldberg-style topples, but the pressure is on as one wrong move could set off a chain reaction that knocks them out of the running.

In the last night before the finale, four teams compete in an unbelievable domino toppling and chain reaction tournament with a Hot Wheels theme.

It's time for the finale, as three teams compete in an unbelievable domino toppling and chain reaction tournament, during which they are able to build whatever they want, working around the pre-existing finish line arch.