Loop Sort level guide
Loop Sort Level 422 Walkthrough
Loop Sort Level 422 separates two six-position banks with a rectangular loop and locks one reserve in each bank behind different keys. Use light blue and gray to make room, expose the pink key in the green truck, then free the yellow-key shutter.
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How to Solve Loop Sort Level 422 — Full Solution
- Release light blue, then clear gray and yellow as separate waves around the loop.
- Send black after gray clears the lower-right corner, followed by exposed red and white.
- Work through the tall green lower source until its pink key opens the upper shutter.
- Route the revealed upper purple, blue, and black cargo without overlapping remaining red traffic.
- Expose the far-right yellow key, open the lower-left shutter, and clear its brown, pink, light-blue, and white layers.
- Finish the remaining orange, purple, black, and white waves and confirm all six groups complete.
Colors in this level:
White, Orange, Light blue, Purple, Green, Red, Black, Pink, Yellow, Gray, Brown
Common Mistakes to Avoid
- Sending black while gray still blocks the lower-right corner.
- Treating the pink key as authority for the yellow padlock.
- Planning either shuttered source before its cargo becomes visible.
Quick Tips for Loop Sort Level 422 (quick clues)
- Keep gray ahead of black around the lower-right corner.
- Use the pink key before planning the hidden upper source.
- Do not assume the first key opens both shutters.
Board notes 5 details
- Layout
- Six upper positions and six lower positions surround one rectangular loop, with striped shutters at the upper center and lower left.
- Goal
- Open both independently locked reserves and complete all six active groups across the two banks.
- Opening
- Route light blue, gray, and yellow separately before using the tall green lower source to expose the pink key.
- Danger Zone
- Pink and yellow padlocks control different shutters while black, white, and red traffic can crowd the lower-right corner.
- Mechanics
- A pink key in the green truck opens the upper reserve, while a yellow key from the far-right lower stack opens the lower-left reserve.
Frequently Asked Questions
Which key should be used first in Level 422?
The verified run exposes the pink key in the tall green lower truck before opening the upper shutter.
Where is the second key?
The yellow key appears in the far-right lower stack and opens the striped lower-left reserve.