Metroid Prime 4: Beyond Many upgrades in the exotic alien world of Viewros, with many secrets hidden or accessible, waiting for you to return with the ability to unlock. One such ability you'll gain early on is being able to deploy small concussive bombs while in Morph Ball form.
This is called capacity Mental bombs in Metroid Prime 4And it's unlocked not long after gaining the Control Beam ability, navigating through the ancient temple of the Fury Green region, and defeating the temple's final boss fight. This guide details when and where you'll be able to unlock this new ability, along with a few other key pieces of information surrounding the shrine.
Cross the Infinity Bridge and enter the temple
After you rescue Federation Engineer and resident chatterbox, Miles McKenzie, make your way through Fury Green until you reach it. A huge bridge spanning the forest. You may have seen this bridge in the distance during your tour through Vyros, but once you find the entrance, your path is straightforward.
Don't expect a casual trip to the temple across the bridge. As you make your way to the other side, you will be attacked by several waves Jungle Mourners. Myles is pretty useless here, but Samus is more than a match for these beasts.
Navigate through the Fury Green Temple
Once in the temple, you will earn control beam ability, which allows Samus to fire beams that you can control separately when time slows to a crawl. It is mainly used as a way to navigate certain puzzles found in the temple (and outside).
Use your Psychic Glove and Control Beam powers to bypass the sealed doors in your path until you arrive. Base camp location. When you first enter the base camp, Miles will take interest Lamorn Control System Just to the left. You'll also find some non-functional doors, but first, exit through the east door to find a safe room.
Once you return, interact with the console to initiate a short cutscene. Myles will further explain the technique, you'll share language data with him, and he'll be able to partially open the door to the depths of the temple.
The door opening mechanism on this side of the room isn't working, but you can Fire a control beam through the hole in the wall Next to it to activate the door from the other side.
Head through the doors until you reach the entrance to the Morph Ball, then wind your way through the small tunnel to the far end.
Furthermore, you'll reach a room with two statues in the central access node. Scan a statue To get a short cutscene that will provide information Green energy crystals You will collect throughout the game.
Green energy crystals are important! Make sure to collect them as often as possible to minimize the potential endgame grand.
In the large room outside, the Ceremonial Chamber, you will find the Risen pressure plate Overlooking a small pond. Standing on the pressure plate will activate the three nodes located next to the water. Use your control beam to hit each node in the path, which will open the far room.
Here's the room on the left, the Sanctuary of GuardiansIt's worth returning to the temple after the boss fight to gain some additional knowledge about the boss and the setting.
Go into the next room using your Psychic Glove ability, and then through another set of doors to enter the temple's boss fight: Carnax.
Defeat Carvex to unlock Psychic Bombs
Once you enter the chamber, a short scene will play, revealing Giant plant boss, Carvex. To defeat this boss, you need to use your Control Beam power to repeatedly destroy its tendrils.
Once the boss is defeated, you can claim Psychic Bomb power-upAllowing you to deploy three morph ball bombs at a time. These can be used to unlock new routes or secrets, and they can be used to give yourself an extra bounce when in morph ball form.
The way you came in will still be closed, so you'll need to use your new acquisition ability Exit the side of the room through a small passage Big enough to fit your morph ball form – though you'll need to use the Psychic Bomb to destroy the obstacle in your path.
Move forward through the Morph Ball passage, blowing up obstacles in your path. This route will return you to the Ceremonial Chamber. From here, head back to base camp.
Along the way, during another small morph ball segment (A broken hull), keep an eye out for a weak point to destroy with your mental bombs. Inside, you'll find a Missile upgrade.
From here, return to Miles McKenzie at Base Camp (next room) to learn your next steps. Metroid Prime 4 Beyond.

- issued
-
December 4, 2025
- ESRB
-
Juvenile/animated blood, violence
- publisher(s)
-
Nintendo
