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How to Complete Osiris’s Training Program in Radiosonde in Destiny 2: Root of Nightmares

A time trial won't kill me, or will it?

New content? Sign me up. And well, we have received Lightfall’s raid called Root of Nightmares. And, since every week we receive brand new content such as collectibles and missions, Osiris does not want to fall behind. So, he has a new training program tailor-made for us. Let’s tackle it, shall we? Here is how to complete Osiris’s training program in Radiosonde in Destiny 2: Root of Nightmares.

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How to Complete Osiris’s Training Program in Radiosonde

Image Via Bungie

Osiris has a new time trial ready for us in Radiosonde thanks to the arrival of the Root of Nightmares raid content. Thankfully, this time the trial in question is not as complicated as other activities you will find in Neomuna, but it will test your skill to get rid of enemies while jumping around and avoiding hazards. Particularly, I enjoy platforming quite a lot, so this is a special treat for me. Anyway, head to the Radiosonde to start the time trial called Headlong.

Osiris's Training Program Location
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Once inside the trial, go ahead and collect the green strand and head out and jump through the platforms. Don’t worry, gravity doesn’t work as it would on earth, so a couple of jumps will do the trick.

Osiris's Training Program
Image Via Bungie

As you traverse through the first rooms, you will be tasked to kill Vex. You will be able to find them in the open at vantage points, shooting at you. They are quite easy to dispose of, after all, they are just Goblins. Be sure to kill them and continue. You will have to push forward through the area, however, there are several height levels, so don’t fear if you fall down to a lower platform, just continue moving forwards, killing Vex, and jumping towards the next areas.

The hardest part of Osiris’s training program will eventually come when you see pillars that will fall and crush you, just to get up again. So, continue moving forward and killing the Vex, but with some additional timing so you don’t get crushed or thrown into oblivion.

Osiris's Training Program
Image Via Bungie
Osiris's Training Program
Image Via Bungie

Eventually, you will get to a closed area where you will have to battle with some Goblins, with some harder versions like the Marshalls being sort of like the generals. Go ahead and defeat them, since they will count towards the Vex killed count. Be mindful that you will have a red laser wall moving rotating across the room. If you want to avoid it, just go ahead and walk behind it and kill any Vex you find.

Osiris's Training Program
Image Via Bungie

Once you kill all 4 Vex, you will be met with Ioneion, the boss fight of this trial. It is really strong, so you will have to hit it with everything you got. There will be other Goblins around your shooting at you and the red wall rotating as well, so be aware of your surroundings. Otherwise, you could get flanked by either threat. Once you defeat the boss, go ahead and travel through the portal and you will finish the Time Trial.

Osiris's Training Program
Image Via Bungie
Image Via Bungie

Related: Destiny 2: How to Complete Cataclysm Encounter – Root of Nightmares Guide

As you can see, being able to complete this Osiris’s training program is pretty straightforward. The hardest part definitely is traversing through the falling pillars and the final fight with Ioneion, so be sure to time your jumps and maximize your damage output. Good luck, my friend.


Destiny 2 is available on PlayStation 5, PlayStation 4, Xbox One, Xbox Series X/S, and Windows. Please check out Gamer Journalist on Facebook to join the discussion and keep up to date with our content. You might also like to check out our guides on Where to Find All Secret Chests in Destiny 2: Root of Nightmares Raid or How to Get the Exotic Conditional Finality Shotgun in Destiny 2 – Root of Nightmares Guide.

Author
Image of Alejandro Josan
Alejandro Josan
A musician with a heart of a gamer, Alejandro's life has always been accompanied by adventures on Nintendo platformers, countless hours of fantasy RPGs and several third-party FPSs. Currently, he is studying Game Design and Development, preparing for a long career in the video game industry.