Once you have the Goblin has been all tweaked, it's time to export it. These are the same steps as you'd do to export a block.
In your Project window, click on the Assets Folder.
In the Hierarchy window, click and drag the Goblin_route_b down to the Assets window.
Right click on the Goblin_route_b in the Asset Window, and select "Build AssetBundle ...". Save the Resource as Goblin.unity3d.
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