This guide shows the location of all the collectibles in Chapter 8 of Guardians of the Galaxy. There are 5 collectibles in Chapter 8 (2 Archives, 2 Outfits, 1 Guardian Collectible).
1) Outfit – Star-Lord: Bad-Lord
In the chapter, you will come across red Fluid as shown below. Jump into the red fluid and go to the next area. Here, command Drax to move a pillar in front of the tunnel exit where you just came from. Then climb the pillar to reach the upper level, where you will find the outfit.
2) Archive: RE: She Has Come!
This is in the room where Rocket is trying to hack a computer. After the cutscene, turn around and you can find the Archive in front of the computer as shown below.
3) Guardian Collectible: Deep Mine Device
After collecting the last collectible, turn around and enter the next room. Climb the platform on the right side of the workbench as shown below. Here you will find the Guardian collectible on the floor.
4) Archive: Notice Malfunction
This one is in the same area as the previous collectible. You will get the objective to “Find a faith battery”. The Archive is on the right side of the dead Robot. From the previous collectible, turn around and go straight till the end. Then turn right to reach the dead robot as shown below.
5) Outfit – Drax: Cage Match
Towards the end of the chapter, you will have to ride flying 3 platforms. After the third flying platform, you will go down to a circular area. After landing, turn around and go to the backside to find the outfit behind some crates as shown below.