PastaThief was playing the TaiFabPlus version of the game, which includes 6 extra puzzles and a host of quality-of-life features. You can read more about TaiFabPlus by scrolling up this page, or purchase it yourself by buying TaiFab for a minimum of $1 USD. If you have already purchased TaiFab, just download the TaiFabPlus_1-2-6.gbc file and enjoy it on your own Game Boy Color environment of choice!