Most Mastery-rewarding items can be directly bought, built, or researched. However the following items had a limited distribution period or were removed from circulation entirely.

Item Count Mastery
Market Retired 2 6,000
Founders Pack 3 12,000
Nightwave Series 1 1 3,000
Event Reward 8 24,000
Void Trader 21 66,000
Prime Vault 45 185,000
Total: 78 296,000

Market Retired

Acquisition: Events or Special Alerts

These items were once available from the Market but have since been removed. They cannot be traded, but may rarely appear as rewards for Events or Tactical Alerts.

Item Count Mastery
CorpusSniperRifle Snipetron Primary 3,000
Machete Machete Melee 3,000
Total: 2 6,000

Founders Pack

Acquisition: None

These items were part of the Founders Program, rewarding those who donated during the crucial early stages of the game. They cannot be traded and will never be offered again.

Item Count Mastery
Excalibur PrimeIcon272 Excalibur Prime Warframe 6,000
LatoPrime Lato Prime Secondary 3,000
SkanaPrime Skana Prime Melee 3,000
Total: 3 12,000

Nightwave Series 1

Acquisition: Wolf Beacon

This item is only obtainable by killing the Wolf of Saturn Six. He spawned during the Nightwave/Series 1 and can now only spawn with a Wolf Beacon.

Item Count Mastery
Wolf Sledge Image Wolf Sledge Melee 3,000
Total: 1 3,000

Event Reward

Acquisition: Events, Special Alerts, or Celebrations

These items can appear as rewards for Events, Tactical Alerts, or celebratory periods. They cannot be traded, except for parts and blueprints of the WraithGorgon Gorgon Wraith, the blueprint of the IgnisWraith Ignis Wraith, and the components of the ImperatorVandal Imperator Vandal.

Item Count Mastery
WraithGorgon Gorgon Wraith Primary 3,000
ImperatorVandal Imperator Vandal Arch-Gun 3,000
DexFuris Dex Furis Secondary 3,000
DexDakra Dex Dakra Melee 3,000
DexSybaris Dex Sybaris Primary 3,000
Plague Keewar Zaw Strike 3,000
Plague Kripath Zaw Strike 3,000
Total: 8 21,000

Void Trader

Acquisition: Purchase or Trade

These items can occasionally appear with Baro Ki'Teer's merchandise. Unranked weapons can be traded.

Item Count Mastery
IgnisWraith Ignis Wraith Primary 3,000
MaraDetron Mara Detron Secondary 3,000
PrismaGorgon Prisma Gorgon Primary 3,000
PrismaVerituxFix Prisma Veritux Melee 3,000
PrismaSkana Prisma Skana Melee 3,000
PrismaGrakata Prisma Grakata Primary 3,000
PrismaDualCleavers Prisma Dual Cleavers Melee 3,000
PrismaObex Prisma Obex Melee 3,000
VandalElectroProd Prova Vandal Melee 3,000
DEWraithMachete Machete Wraith Melee 3,000
PrismaTetra Prisma Tetra Primary 3,000
Prisma Shade Companion 6,000
PrismaSentinelBurstLaser Prisma Burst Laser* Sentinel Weapon 3,000
QuantaVandal Quanta Vandal Primary 3,000
Aklex Prime Aklex Prime Secondary 3,000
VulkarWraith Vulkar Wraith Primary 3,000
ViperWraith Viper Wraith Secondary 3,000
PrismaAngstrum Prisma Angstrum Secondary 3,000
PrismaTwinGremlins Prisma Twin Gremlins Secondary 3,000
SupraVandal Supra Vandal Primary 3,000
PrismaGrinlok Prisma Grinlok Primary 3,000
Zylok Zylok Secondary 3,000
Total: 22 69,000
* Prisma Burst Laser is included with Prisma Shade and cannot be obtained separately.
‡ Aklex Prime cannot be purchased directly. Its parts can be obtained through Axi A2 Relics, which are exclusively sold by Baro Ki'Teer.

Prime Vault

Acquisition: Legacy Relics, Trade, or Prime Vault Access

Relics containing their parts have been placed in the Prime Vault, no longer appearing in drop tables. However their parts and relics can be traded or used normally. Occasionally the Prime Vault is unsealed for a limited time, accompanied by a special Prime Vault Access.

Item Count Mastery
Frost PrimeIcon272 Frost Prime Warframe 6,000
DELatronPrime Latron Prime Primary 3,000
ReaperPrime Reaper Prime Melee 3,000
Mag PrimeIcon272 Mag Prime Warframe 6,000
FixedPrimeBoar Boar Prime Primary 3,000
SwordPrime Dakra Prime Melee 3,000
Ember PrimeIcon272 Ember Prime Warframe 6,000
DESicarus Prime Sicarus Prime Secondary 3,000
PrimeGlaive Glaive Prime Melee 3,000
Rhino PrimeIcon272 Rhino Prime Warframe 6,000
DEPrimeBoltor Boltor Prime Primary 3,000
PrimeAnkyros Ankyros Prime Melee 3,000
Loki PrimeIcon272 Loki Prime Warframe 6,000
PrimeBo Bo Prime Melee 3,000
Wyrm Prime Companion 6,000
SentinelBurstLaserPrime Prime Laser Rifle* Sentinel Weapon 3,000
Nyx PrimeIcon272 Nyx Prime Warframe 6,000
PrimeHikou Hikou Prime Secondary 3,000
PrimeScindo Scindo Prime Melee 3,000
Nova PrimeIcon272 Nova Prime Warframe 6,000
PrimeSoma Soma Prime Primary 3,000
PrimeVasto Vasto Prime Secondary 3,000
AkvastoPrime Akvasto Prime Secondary 3,000
Volt PrimeIcon272 Volt Prime Warframe 6,000
Odonata Prime Archwing 6,000
Ash PrimeIcon272 Ash Prime Warframe 6,000
VectisPrime Vectis Prime Secondary 3,000
Carrier Prime Companion 6,000
SentinelSweeperPrime Sweeper Prime Sentinel Weapon 3,000
Trinity PrimeIcon272 Trinity Prime Warframe 6,000
DualKamasPrime Dual Kamas Prime Melee 3,000
Saryn PrimeIcon272 Saryn Prime Warframe 6,000
PrimeNikana Nikana Prime Melee 3,000
PrimeLiDagger Spira Prime Secondary 3,000
Vauban PrimeIcon272 Vauban Prime Warframe 6,000
PrimeAkstiletto Akstiletto Prime Secondary 3,000
PrimeFragor Fragor Prime Melee 3,000
Valkyr PrimeIcon272 Valkyr Prime Warframe 6,000
CernosPrime Cernos Prime Primary 3,000
VenkaPrime Venka Prime Melee 3,000
Banshee PrimeIcon272 Banshee Prime Warframe 6,000
EuphoraPrime Euphona Prime Secondary 3,000
Helios Prime Companion 6,000
DeconstructorPrime Deconstructor Prime Sentinel Weapon 3,000
Hydroid PrimeIcon272 Hydroid Prime Warframe 6,000
PrimeBallistica Ballistica Prime Secondary 3,000
PrimeNamiSkyla Nami Skyla Prime Melee 3,000
Mirage PrimeIcon272 Mirage Prime Warframe 6,000
MirageAkboltoPrime Akbolto Prime Secondary 3,000
MirageKogakePrime Kogake Prime Melee 3,000
Zephyr PrimeIcon272 Zephyr Prime Warframe 6,000
TiberonPrime Tiberon Prime Primary 3,000
KronenPrime Kronen Prime Melee 3,000
Limbo PrimeIcon272 Limbo Prime Warframe 6,000
PyranaPrime Pyrana Prime Secondary 3,000
DestrezaPrime Destreza Prime Melee 3,000
Total: 56 234,000
* Prime Laser Rifle is included with Wyrm Prime and cannot be obtained separately.
† Sweeper Prime is included with Carrier Prime and cannot be obtained separately.
‡ Deconstructor Prime is included with Helios Prime and cannot be obtained separately.
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