The keyword "quack prep" likely brings you to the wider world of fan projects. Here are some excellent places to start:
Ready to try it yourself? Follow this practice routine. quack prep undertale
Furthermore, the Wiki itself struggled to maintain the page, with notes describing it as: The keyword "quack prep" likely brings you to
Restores 90 HP in serious battles (like Sans or Undyne) and triggers a hilarious, time-consuming text sequence. Furthermore, the Wiki itself struggled to maintain the
One particular runner (known by the pseudonym "Duckspeaker" in old forums) discovered that by inputting a frantic, specific string of directional taps and menu opens before a fight, they could force Sans to use his easiest attack patterns first. When asked to explain their “preparation method” in a Twitch chat, they jokingly typed: "I just quack at the game until it behaves."
If you have fallen into the rabbit hole of Undertale challenge runs, speedrun tech, or obscure fandom memes, you have likely stumbled across the term At first glance, it sounds like nonsense—a bizarre combination of onomatopoeia, preparation, and one of the most beloved indie RPGs of all time. But for a dedicated niche of the Undertale community, "Quack Prep" is a revered and highly technical strategy used to manipulate RNG, save time, and assert dominance over the game’s toughest encounters.
A summary of the for a breakdown of the plot.