Here is how you can unlock and build Spike Strips in Grounded 2, an essential step to progress the story quest.

Grounded 2 is a survival crafting base management game, where players must create useful items and gear to survive against deadly bugs. Having a sheltered place is just as important as crafting advanced gear and equipment.
Managing your base effectively helps protect yourself from invading insects, and the game offers a wide variety of tools and items for doing so. One such utility tool is Spike Strip, which offers protection to your base by damaging any intruding enemies.
Moreover, you will also need to build these Spike Strips as a part of your story progression. The Art of War story quest tasks you to build 2 Spike Strips. Whether you are looking for a way to protect your base or aiming to complete the Art of War quest, this guide will help you. Find out how to unlock and build Spike Strips in Grounded 2.
Related: Grounded 2: How To Deal With Toxic Gas
How to Unlock Spike Strip in Grounded 2

Like many other recipes, you will need to unlock the Spike Strips first before you can actually build one. Interact with a Ranger Station and select the Science Shop. Under the Optical Disks Unlocks list, you will find the Spike Strip as a recommended choice. Select the Spike Strip and unlock the recipe with 100 Raw Science.
How To Build Spike Strips in Grounded 2
Once you have obtained the Spike Strips recipe, you can find it in your construction wheel. To build a Spike Strip, you will need the following materials:
- Weed Stem (1): Acquired by chopping Dandelion or Husky Weeds (requires level 2 Omni-Axe).
- Thistle Needles (3): You can acquire them from the Thistle Plant, identified by large purple flowers on top.
- Sap (1): Obtained from fallen branches like Oak Hill and Stump throughout the map.
- Crude Rope (1): Crafted from Plant Fibers.
Place the Spike Strip at your desired spot. Then add all the required materials to the layout. Once all materials are placed, the Spike Strip will be built successfully.
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