Isos

A self-replicating fluid comprised of nanoproxies capable of independently repairing worn and damaged systems.

—In-Game Description

Isos is an uncommon resource that can be found in Corpus Railjack missions. It is used in upgrading the Railjack, building the Voidrig, and building the Basmu.

Drop Locations[]

Mission Drop Tables

Mission Type	Source	Rotations or Drop Table	Chance^[1]	Quantity^[2]	Avg. per roll^[3]	Star Chart Nodes
Completion Bonuses	Corpus Proxima Completion Bonuses	A	14.29%	5	0.7145	Bifrost Echo, Venus Proxima Beacon Shield Ring, Venus Proxima Orvin-Haarc, Venus Proxima Vesper Strait, Venus Proxima Luckless Expanse, Venus Proxima Falling Glory, Venus Proxima Arva Vector, Neptune Proxima Nu-gua Mines, Neptune Proxima Enkidu Ice Drifts, Neptune Proxima Mammon's Prospect, Neptune Proxima Brom Cluster, Neptune Proxima Sovereign Grasp, Neptune Proxima Khufu Envoy, Pluto Proxima Seven Sirens, Pluto Proxima Obol Crossing, Pluto Proxima Fenton's Field, Pluto Proxima Profit Margin, Pluto Proxima Peregrine Axis, Pluto Proxima Calabash, Veil Proxima Numina, Veil Proxima Arc Silver, Veil Proxima Erato, Veil Proxima Lu-yan, Veil Proxima Sabmir Cloud, Veil Proxima

Enemy Drop Tables

Enemy	Drop Table Chance^[4]	Item Chance^[5]	Chance^[6]	Expected Kills^[7]	Quantity^[8]	Avg. per roll attempt^[9]
Axio Basilisk	75%	22.11%	16.5825%	6	1	0.165825
Axio Crewship	75%	22.11%	16.5825%	6	1	0.165825
Axio Gox	75%	22.11%	16.5825%	6	1	0.165825
Axio Harpi	75%	22.11%	16.5825%	6	1	0.165825
Cannon Battery	80%	22.11%	17.688%	6	1	0.17688
Corpus Ramsled	100%	22.11%	22.11%	5	1	0.2211
Elite Axio Basilisk	75%	22.11%	16.5825%	6	1	0.165825
Elite Axio Harpi	75%	22.11%	16.5825%	6	1	0.165825
Elite Orm Basilisk	75%	22.11%	16.5825%	6	1	0.165825
Elite Orm Harpi	75%	22.11%	16.5825%	6	1	0.165825
Elite Orm Weaver	75%	22.11%	16.5825%	6	1	0.165825
Elite Taro Basilisk	75%	22.11%	16.5825%	6	1	0.165825
Elite Taro Harpi	75%	22.11%	16.5825%	6	1	0.165825
Elite Vorac Basilisk	75%	22.11%	16.5825%	6	1	0.165825
Elite Vorac Harpi	75%	22.11%	16.5825%	6	1	0.165825
Gox Scavenger	75%	22.11%	16.5825%	6	1	0.165825
Orm Basilisk	75%	22.11%	16.5825%	6	1	0.165825
Orm Crewship	75%	22.11%	16.5825%	6	1	0.165825
Orm Gox	75%	22.11%	16.5825%	6	1	0.165825
Orm Harpi	75%	22.11%	16.5825%	6	1	0.165825
Orm Weaver	75%	22.11%	16.5825%	6	1	0.165825
Taro Basilisk	75%	22.11%	16.5825%	6	1	0.165825
Taro Crewship	75%	22.11%	16.5825%	6	1	0.165825
Taro Gox	75%	22.11%	16.5825%	6	1	0.165825
Taro Harpi	75%	22.11%	16.5825%	6	1	0.165825
Taro Weaver	75%	22.11%	16.5825%	6	1	0.165825
Vorac Basilisk	75%	22.11%	16.5825%	6	1	0.165825
Vorac Crewship	75%	22.11%	16.5825%	6	1	0.165825
Vorac Gox	75%	22.11%	16.5825%	6	1	0.165825
Vorac Harpi	75%	22.11%	16.5825%	6	1	0.165825
Vorac Weaver	75%	22.11%	16.5825%	6	1	0.165825

Sourced from the official drop table repository. See Module:DropTables/data to edit on the wiki.

Blueprints Requiring Isos[]

Blueprint	Type	Quantity (Research)
Basmu	Primary	450
Carcinnox	Ship Turret	10
Carcinnox Mk I	Ship Turret	20
Carcinnox Mk II	Ship Turret	30
Carcinnox Mk III	Ship Turret	40
Galvarc	Ship Ordnance	10
Galvarc Mk I	Ship Ordnance	20
Galvarc Mk II	Ship Ordnance	30
Galvarc Mk III	Ship Ordnance	40
Lavan Carcinnox Mk I	Ship Turret	20
Lavan Carcinnox Mk II	Ship Turret	30
Lavan Carcinnox Mk III	Ship Turret	40
Lavan Engines Mk I	Ship Component	25
Lavan Engines Mk II	Ship Component	50
Lavan Engines Mk III	Ship Component	75
Lavan Plating Mk I	Ship Component	25
Lavan Plating Mk II	Ship Component	50
Lavan Plating Mk III	Ship Component	75
Sigma Engines Mk I	Ship Component	25
Sigma Engines Mk II	Ship Component	50
Sigma Engines Mk III	Ship Component	75
Sigma Plating Mk I	Ship Component	25
Sigma Plating Mk II	Ship Component	50
Sigma Plating Mk III	Ship Component	75
Squad Shield Restore (Large) x100	Gear	(100)
Vidar Carcinnox Mk I	Ship Turret	20
Vidar Carcinnox Mk II	Ship Turret	30
Vidar Carcinnox Mk III	Ship Turret	40
Vidar Engines Mk I	Ship Component	25
Vidar Engines Mk II	Ship Component	50
Vidar Engines Mk III	Ship Component	75
Vidar Plating Mk I	Ship Component	25
Vidar Plating Mk II	Ship Component	50
Vidar Plating Mk III	Ship Component	75
Voidrig Engine	Component	75
Zetki Carcinnox Mk III	Ship Turret	40
Zetki Engines Mk I	Ship Component	25
Zetki Engines Mk II	Ship Component	50
Zetki Engines Mk III	Ship Component	75
Zetki Plating Mk I	Ship Component	25
Zetki Plating Mk II	Ship Component	50
Zetki Plating Mk III	Ship Component	75

Total	2,145 (+100)
Research	x1 x3 x10 x30 x100

Last updated: Update 29.10 (2021-03-19)

Gathering Tips[]

These are based on opinions and may not be true. These should be viewed as advice unless proven undoubtedly true. Check the comment section for confirmation.

Isos can be found in higher quantities on any Corpus Railjack mission (Venus Proxima, Neptune Proxima, Pluto Proxima, and Veil Proxima).

Trivia[]

This resource shares its name with Isos, a Capture mission node on Eris.

Patch History[]

Update 27.0 (2019-12-13)

Introduced.

↑ Chance to roll item within drop table
↑ Amount rewarded on successful roll
↑ (Quantity × Chance)
↑ Chance to roll drop table
↑ Chance to roll item within drop table
↑ (Drop Table Chance × Item Chance)
↑ (1 / Chance), see WARFRAME Wiki:Expected & Nearly Guaranteed Numbers for more details
↑ Amount rewarded on successful roll
↑ (Quantity × Chance), average item quantity on a roll attempt (successful or not)

[1] Chance to roll item within drop table

[2] Amount rewarded on successful roll

[3] (Quantity × Chance)

[4] Chance to roll drop table

[5] Chance to roll item within drop table

[6] (Drop Table Chance × Item Chance)

[7] (1 / Chance), see WARFRAME Wiki:Expected & Nearly Guaranteed Numbers for more details

[8] Amount rewarded on successful roll

[9] (Quantity × Chance), average item quantity on a roll attempt (successful or not)

[1]

[2]

[3]

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[5]

[6]

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