Deltarune blends strategic combat with intricate puzzle mechanics. One notable sequence occurs in Chapter 2’s Cyber Field zone, featuring three distinct cipher challenges. These brainteasers range from lexical riddles to multi-step code inputs, each unlocking critical progression paths or hidden rewards.
Cyber Field’s Ultimate Cipher Challenge
Navigating past the second puzzle reveals three teacup transports. Selecting the initial ride initiates the climax puzzle, presenting densely packed letter grids. Inputting “GIASFELFEBREHBER” in exact sequence disables security barriers, though memorizing this lengthy string proves demanding for many adventurers.
Intermediate Cyber City Cryptogram
This mid-game challenge intensifies with scrambled characters. The correct sequence “AGREE2ALL” must be precisely input across shifting platforms. Successful execution deactivates energy barriers, permitting advancement after a confrontation with the zone’s antagonist.
Initial Character Combination Test

An apparent six-letter configuration near Cyberpedia disguises its simplicity. Among plausible permutations, “APPLE” successfully triggers the mechanism. Precise platform jumps activate the sequence, granting access to concealed equipment including the FiberScarf accessory.
This comprehensive walkthrough addresses all cryptographic obstacles in Deltarune’s digital metropolis. Each solution maintains narrative flow while testing players’ analytical skills through diverse puzzle formats.