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Here is a quick shortcut way of finding the Ancient Ruins in Slime Rancher. You will need: the jetpack, the Power Booster MK III, and a slime key. You will also need additional supplies for the puzzle to enter master gate. That puzzle is not covered in this video in case you want to give it a go yourself. For instructions on completing the puzzle and entering the gate, please see the video at https://youtu.be/K6uhYmtnt00