How to download research clearance in Maintenance and extract Synthsilk Sample in Marathon – Parasitism 4 guide

Parasitism 4 contract is one of the several priority tasks you get to complete for the Sekiguchi faction in Marathon, and this one has three tasks to complete. Once again, you have to complete all three tasks in a single run. Let's find out how to proceed with the Parasitism 4 contact.Table of contentsMarathon Parasitism 4 contract guideHow to download research clearance at the terminal in MaintenanceHow to extract Synthsilk Sample from your shell in Bio-ResearchMarathon Parasitism 4 contract guide The Parasitism 4 contract can be broken down into three parts.Download research clearance at the terminal in MaintenanceExtract Synthsilk Sample from your shell in Bio-ResearchDeliver sample to DCONHow to download research clearance at the terminal in Maintenance Screenshot and remix by Destructoid The first task takes place at the Maintenance POI located in the south of Dire Marsh. Enter the main building and get to the second floor. Once you're on the second level, move towards the south, and you'll find an office (refer to the following image). Image via Bungie Enter the office room, and you'll find the terminal. Once you download the research clearance, the doors will be locked. To open the doors, clear all UESC enemies that spawn at the location. Next, you need to head to the Bio-Research location.How to extract Synthsilk Sample from your shell in Bio-Research Screenshot and remix by Destructoid Head to the marked location on the image above, and you'll find the Bio-Research building. You can take the ladder and break the glass windows to enter. If you do that, the terminal will be to your immediate left. If you take the stairs, get to the second floor, and you'll find the terminal. Image via Bungie Interact with it (the dispenser) to get the Synthsilk Sample. Image via Bungie To complete the contract, you have to find a DCON and add the sample to its inventory. There are three DCONs located on the Dire Marsh map. The nearest one from Bio-Research will be the one located at the outskirts of the Greenhouse POI. Screenshot and remix by Destructoid Once the DCON sends back the item, you'll have completed Parasitism 4 and come one step closer to finishing the series of contracts. The post How to download research clearance in Maintenance and extract Synthsilk Sample in Marathon – Parasitism 4 guide appeared first on Destructoid.

Mar 9, 2026 - 06:05

How to download research clearance in Maintenance and extract Synthsilk Sample in Marathon – Parasitism 4 guide

Parasitism 4 contract is one of the several priority tasks you get to complete for the Sekiguchi faction in Marathon, and this one has three tasks to complete.

Once again, you have to complete all three tasks in a single run. Let's find out how to proceed with the Parasitism 4 contact.

Table of contents

Marathon Parasitism 4 contract guide
- How to download research clearance at the terminal in Maintenance
- How to extract Synthsilk Sample from your shell in Bio-Research

Marathon Parasitism 4 contract guide

The Parasitism 4 contract can be broken down into three parts.

Download research clearance at the terminal in Maintenance
Extract Synthsilk Sample from your shell in Bio-Research
Deliver sample to DCON

How to download research clearance at the terminal in Maintenance

Screenshot and remix by Destructoid The first task takes place at the Maintenance POI located in the south of Dire Marsh. Enter the main building and get to the second floor. Once you're on the second level, move towards the south, and you'll find an office (refer to the following image).

Image via Bungie Enter the office room, and you'll find the terminal. Once you download the research clearance, the doors will be locked. To open the doors, clear all UESC enemies that spawn at the location. Next, you need to head to the Bio-Research location.

How to extract Synthsilk Sample from your shell in Bio-Research

Screenshot and remix by Destructoid Head to the marked location on the image above, and you'll find the Bio-Research building. You can take the ladder and break the glass windows to enter. If you do that, the terminal will be to your immediate left. If you take the stairs, get to the second floor, and you'll find the terminal.

Image via Bungie Interact with it (the dispenser) to get the Synthsilk Sample.

Image via Bungie To complete the contract, you have to find a DCON and add the sample to its inventory. There are three DCONs located on the Dire Marsh map. The nearest one from Bio-Research will be the one located at the outskirts of the Greenhouse POI.

Screenshot and remix by Destructoid Once the DCON sends back the item, you'll have completed Parasitism 4 and come one step closer to finishing the series of contracts.

The post How to download research clearance in Maintenance and extract Synthsilk Sample in Marathon – Parasitism 4 guide appeared first on Destructoid.

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