PLAY AS A TEAM OR SOLO:
Including the original competitive mode, you can combine your brain power as a team or try to beat the game itself while playing solo.
NOVEL COMPONENTS:
Overlay punch cards to test your secret code against the artificial intelligence computers, reminiscent of computers from the 1970s.
7 MILLION COMBINATIONS:
On the online problem generator website, find over 7,000,000 different setup combinations, making the gameplay practically endless!