There are 4 BTUs in Grounded backyard after the Koi Pond Update 0.4.

There are 3 BTUs in Grounded backyard. This walkthrough video shows where all 3 BTUs and how to find them. Use the video timestamps below to jump to the BTU you want to find.

  1. BTU 01 – Inside Oak Lab
  2. BTU 02 – Inside Oak Lab
  3. BTU 03 – Inside Field Station on Berry Tree
  4. BTU 04 – In the Hedge Lab wreckage

Click here for the full Grounded Quest and Collectible Guide.

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