Traxus Return on investment 4 the contract will have Runners clear the perimeter map for multiple pieces of salvage and deliver them to DCON in a single run. While these particular types of salvage are less common than usual, there are a few reliable areas where they can be obtained if you know where you're going. This Marathon the guide will guide you towards the best areas to find Changed wire and Storage units to complete the return on investment agreement 4.
How to get an upgraded or rarer clan save in Marathon
The Traxus faction requires Runners to locate and extract with Rod Salvage a specific rarity. Here is where to find it to complete this contract.
How to complete ROI 4 in Marathon
The ROI 4 contract, while technically multi-zone, is best completed on the perimeter. Due to the large number of Wire and Drive saves on the map, it's much easier to find them all at once than on other maps. The contract consists of two steps:
In a single run:
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Deliver altered wire or anomalous wire to DCON (0/3)
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Deliver storage units or Amygdala unit to DCON (0/3)
Altered wire and storage units are considered improved salvage and are worth one advancement point each. However, Anomalous Wire and Amygdala drives are rare saves and are worth four points each. For each step you will either have to find three Enhanced Salvage or one Rare Salvage.
Find Wire Salvage
To find Altered Wire, go to Perimeter station and search every room and container. Altered Wire is commonly found on counters and tables, but most commonly found inside Ammo crates. Collect at least three Altered Wires and prepare to head south.
Find Drive Salvage
To find Storage Units, navigate to one of them South relay or North relay on the circuit and search inside different buildings. Like Altered Wire, you'll usually find storage units outside on tables and counters, but you'll most often find them indoors. Main storage containers. Once you've found at least three storage units or one Amygdala disk, head to the nearest DCON computer as indicated on your map.
If you are in South Relay, the DCON is usually south of the facility.
Deliver rescue to DCON
DCON stations are usually on or around buildings that are guarded by claymore mines. Before getting too close, carefully destroy all the clay bridges around the ladders and walkways.
Once you find the DCON machine, simply interact with it to bring up the inventory screen and place the appropriate Salvage in the machine. After a few seconds, your Salvage will be transferred to space and your contract will be completed. You don't have to worry about padding to be successful, so you can move around freely and search for more loot if you still have room left. Use our interactive Marathon Perimeter map to find all the best spots for valuable loot.
All rewards for completing ROI 4
ROI 4 is a priority contract for Traxus, so you can expect to be fairly rewarded for your efforts. In addition to the 420 Traxus reputation points, the rewards for completing the contract are as follows:
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Rare Magnum MC pistol
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Heavy ammunition
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Accidental Improved rescue
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Rare Shield Mod
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2000 credits
Looking for your new favorite weapon? Check out our Marathon weapon tier list for the best weapons to grab on Tau Ceti IV.
- Released
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March 5, 2026
- ESRB
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Teen / Animated blood, language, violence, in-game purchases, user interaction
- Multiplayer
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Online multiplayer, online co-op
