Most high-level piston traps utilize a Block Update Detector (BUD) switch.
Place a chest or a Logistics Passive Supplier at the end of your delivery line. This is where the incoming parcel will arrive.
The trap must achieve three actions in sequence: Catch, Recognize, and Eject. Most high-level piston traps utilize a Block Update
Primary conditions (all must be met within a single world/session):
Optional sub-achievements / tiers:
The engineering challenge lies in maintaining the "Lovely" aesthetic without sacrificing redstone signal strength.
Here is where most players fail. The game checks for the "包裹退回" flag only if the trap contains a Lovely Block within 2 blocks of the impact zone. Place a pink wool block or a flower pot with a rose directly under the Target Block. If absent, the parcel will be destroyed instead of returned. Optional sub-achievements / tiers:
Connect an Observer to watch the Target Block. When a parcel lands, the Observer triggers a pulse. This pulse splits into two paths:
