Warframe Granum Void Guide: Farming Crowns and Summoning Sisters in 2026
If you have been staring at a Corpus ship's giant golden hand and wondering whether it wants a high-five or a human sacrifice, welcome to the club. I have been there. In 2026, the Granum Void is still the best place to farm Protea parts, chase Spectral Debris, and politely ask a Sister of Parvos to spawn so you can steal her weapon. The catch? You need a Granum Crown, a Xoris that actually has charges, and enough patience to kill a Treasurer before he runs off with your loot. This is the guide I wish someone had shoved into my orbiter's glove compartment.

What Exactly Is the Granum Void?
The Granum Void is a special game mode unlocked only after completing The Deadlock Protocol. Think of it as Parvos Granum's personal pocket dimension where the decor is gold, the enemies are angry Specters, and the loot is arguably worth the headache. It is the main place to farm Protea parts and some unique weapons. The challenges happen on Corpus Ship tilesets, and you cannot just walk in. You need a Granum Crown, which is a one-time-use key dropped by a special Corpus unit called a Treasurer.
The Three Crowns, Because One Golden Currency Was Too Easy
Warframe gives you three crown flavors. The mission level decides what drops.
| Crown Type | Mission Level | What It Gets You |
|---|---|---|
| Regular Granum Crown | 0β15 | Standard Granum Void |
| Exemplar Granum Crown | 16β30 | Mid-tier Void |
| Zenith Granum Crown | 31+ | Sister summoning and top rewards |
Each crown opens one of three Granum Void tiers, with higher enemy levels and different reward pools. If you want Sisters, Zenith is the one. π
How to Get Granum Crowns Without Losing a Controller
Treasurers spawn once per round on Corpus Ship missions. In a non-endless mission they appear around 2β5 minutes. In endless missions, expect them between 5β8 minutes. Once the Treasurer shows up, you have 90 seconds to kill him before he teleports away. That would be fine if he were made of paper. He is not. His shields have 99% damage reduction and his health has 98% damage reduction. So bring magnetic and toxin damage if you want to strip and melt him. Otherwise, enjoy shooting a golden piΓ±ata that just laughs and leaves. π¨
I recommend building a dedicated Treasurer killer. Use high fire rate, magnetic to destroy shields, and toxin to bypass the health reduction. Do not rely on a single slow nuke.
How to Enter the Granum Void
Once a Crown drops, find one of the Golden Hands on the Corpus Ship. Make sure no nearby enemies want to interrupt your little ritual. Interact with the console in front of the hand. You will get three options based on the crowns you own. Spend the crown, enter the Void. The Golden Hand is not a vending machine, but it kind of is.
Summoning a Sister of Parvos
To summon a Sister, use a Zenith Granum Crown at a Golden Hand Tribute. Inside, you need to reach at least Rank 1 by killing Errant Specters. Meet that requirement and a Sister will be called. You have 60 seconds in the Granum Void, but you can add time. β±οΈ
Two ways to replenish the timer:
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Collect yellow triangular particles dropped by Specters or floating around. Each gives +5 seconds.
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Free Solaris captives floating with yellow mission markers. Kill Specters with the Xoris to stack charges, then use a Charged Throw to free the captive. Each freed Solaris gives +20 seconds. There are always 3 Solaris on the map, so that is up to +60 seconds.
Once the timer ends or someone hits the highest reward rank, everyone is teleported back to the standard map. After that, all Golden Hand Tributes turn away, so no re-entry during that mission. This is the game's way of saying 'you had your chance.' β¨
Spectral Debris: Robot Dust with a Purpose
There is also a resource called Spectral Debris. Errant Specters in the Granum Void have a chance to drop it. It is described as discharged Specter particles forming an inert dust cloud, and it is used in Hound Component crafting. If you plan to build Hounds, you will be collecting a lot of sparkly dust.
Final Tips from the Trenches
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Always carry the Xoris, charged and ready.
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Kill the Treasurer fast. 90 seconds feels shorter than it sounds.
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For Sisters, run a Zenith Crown and aim for Rank 1 minimum.
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If you forget which crown opens what, remember: Regular is for warm-up, Exemplar is for ego, Zenith is for Sister hunting.
The Granum Void is still a weird golden pocket of chaos in 2026, but once you know the loop, it becomes routine. Get the crown, slap the hand, kill Specters, grab loot, and maybe adopt a Sister who will absolutely try to kill you later. That is Warframe.
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