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| Upgrade | Faction | What It Does | Requirements | Comment |
|———————|————-|——————————————————————————-|———————————————————|—————————————————————————————————————————-|
| Expansion | CyberAcme | Adds 8 extra rows to your Vault capacity. | Rank 3, 2,500 Credits, 12 Unstable Diodes | A key upgrade you should unlock early and keep upgrading. Increasing your Vault size makes managing items much easier. |
| Heat_Sink.exe | N/A | Boosts your Heat capacity. | Rank 1, 2,500 Credits, 12 Unstable Biomass | Heat is used for running, aerial moves, and special skills. Upgrading this is essential for better stamina management. |
| Scavenger.exe | N/A | Speeds up your loot collection. | N/A | Affordable and very useful since opening containers is common in every run. |
| Max Looter | N/A | Purchasable from the Armory: Superior Backpack. | N/A | Take your time to get this; it allows you to carry much more during runs. It’s especially helpful as your equipment grows.|
| Recovery.exe | NuCaloric | Increases your Self-Repair speed. | Rank 9, 1,500 Credits, 10 Dermachem Packs, 13 Biomass | Saves precious seconds healing during fights, preventing enemy attacks while you fix yourself. |
| Shielded | N/A | Unlocks the Improved Shield Implants at the Armory. | Rank 5, 1,500 Credits, 12 Reclaimed Biostripping, 13 Biomass | Provides a better shield than the default, offering better survivability—also consider upgrading to Armored for even stronger protection. |
| Resilient | N/A | Adds a Patch Kit and Shield Charge to your Rook Shell. | N/A | Rook runs are safer for loot-seeking. Improving equipment and abilities helps dominate with Rook. |
| 2ND_Chance.exe | N/A | Allows you to revive yourself without consuming a Self-Revive item. | N/A | Not highly common but game-changing if you can stand twice. Consider it when available. |
| Flex_Matrix.exe | Mida | Raises your Agility. | Rank 3, 750 Credits, 16 Unstable Lead | Increases movement speed—vital in gameplay for dodging and mobility. |
| Castling | N/A | Gives Rook a set of claymores. | N/A | Use claymores strategically to increase damage, especially effective against new players. |
| Reboot.exe | Arachne | Speeds up your Revive time. | Rank 7, 1,500 Credits, 19 Drone Resins, 17 Gels | Soften the agony of reviving teammates by doing it faster, crucial in team fights. |
| Hard_Strike.exe | N/A | Boosts your melee damage. | Rank 5, 1,500 Credits, 7 Drone Resins, 6 Gels | Improves melee power, making close combat more effective—very useful in surprise attacks. |
| Boomstick | N/A | Gives Rook a WSTR Combat Shotgun and ammo. | N/A | The ultimate Rook upgrade. The shotgun is powerful and significantly enhances your offensive options. |




