In Metroid Prime 4, players can discover a total of 48 Missile Expansions, allowing them to increase their maximum missile capacity to 250. While many of these expansions can be found with relative ease, several are hidden and require some exploration. This comprehensive guide is designed to assist players in locating every Missile Expansion across the game.
Notably, players cannot collect all Missile Expansions in a single playthrough at any given location during their first visit. Acquiring certain abilities will be essential for accessing various expansions, and this guide specifies which abilities are required for each collectible.
Missile Expansions in Fury Green
Fury Green features six Missile Expansions. Below are the locations:
Missile Expansion #1
- Location: Grove the Sacred Tree
To access this expansion, use a Missile to destroy a sap wall blocking an alcove.
Missile Expansion #2
- Location: Cliffside Gate
Unlock Psychic Boots and use the Psychic Visor to activate floating platforms, then jump to reach the ledge with the Missile Expansion.
Missile Expansion #3
- Location: Cargo Launcher
In this room, activate additional Psychic Platforms to access another Missile Expansion post Psychic Boots acquisition.
Missile Expansion #4
- Location: Resin Creek
In the north wall, locate a red growth. Use Morph Ball to set a bomb next to it to reveal the expansion.
Missile Expansion #5
- Location: Broken Hall
Here, another red growth needs to be destroyed with a bomb while in the Morph Ball form to unveil the Missile Expansion.
Missile Expansion #6
- Location: Reflection Chamber
After acquiring Super Missiles, destroy the heavy container within the Reflection Chamber to retrieve the Missile Expansion.
Missile Expansions in Volt Forge
Volt Forge holds eight Missile Expansions. Explore the following locations:
Missile Expansion #1
- Location: Facility Approach (Tower 1)
This expansion is enclosed in a container located in the bottom-left part of this room that players enter after using Vi-O-La.
Missile Expansion #2
- Location: Receiving Lobby (Tower 2)
Players should utilize Morph Ball to navigate through the floor path while avoiding electricity traps to reach the missile at the center.
Missile Expansion #3
- Location: Certification (Tower 3)
Destroy the rubble near the Facility Core’s door with a Missile, activate the Psychic Visor, and trace the pattern on the floating container to access the Missile Expansion.
Missile Expansion #4
- Location: Speed Tunnel C
Direct a Control Beam into the elevated tunnel, hitting the target at its end to unveil the Missile Expansion.
Missile Expansion #5
- Location: Loading Airlock (Tower 1)
Using Boost Ball inside the Spinner will maneuver a suspended container, which, when hit against others, will reveal a Missile Expansion.
Missile Expansion #6
- Location: Irradiation Floor (Tower 1)
After obtaining Boost Ball, enter the structure’s base in the center of the room to access the Missile Expansion at the top.
Missile Expansion #7
- Location: Processing (Tower 2)
Inside this chamber, utilize the Boost Ball in the Spinner located on the central platform to unveil another Missile Expansion.
Missile Expansion #8
- Location: Certification (Tower 3)
Use Psychic Lasso to unfasten the cover of a machine and hit its core repeatedly with Thunder Shots to open a container with a Missile Expansion inside.
Missile Expansions in Ice Belt
Ice Belt contains eight Missile Expansions. Here’s where to find them:
Missile Expansion #1
- Location: Loading Crane
Utilize the bomb slot in the corner as a Morph Ball, then place a bomb to open a nearby gate revealing the Missile Expansion.
Missile Expansion #2
- Location: Bio-labs Access
Employ Psychic Lasso to unlock the door, proceed along the path, and remove the debris on the left before entering the Morph Ball tunnel. A Missile Expansion lies beyond an ice wall, which can be removed with a Fire Shot.
Missile Expansion #3
- Location: Surgery Corridor
Destroy an ice wall here using a Fire Shot, then clear a newly accessible Morph Ball tunnel with Psychic Lasso. Inside, use a bomb to remove the metal barrier and access the Missile Expansion.
Missile Expansion #4
- Location: Staging Corridor
Eliminate debris blocking a Morph Ball tunnel with bombs to gain access to the expansion.
Missile Expansion #5
- Location: Elevator Landing
Use the elevator from the Lobby to return to Elevator Landing, where you can now utilize Thunder Shot to open the large door behind which lies a Missile Expansion.
Missile Expansion #6
- Location: Ancient Temple
Find the Missile Expansion beneath a ramp used to enter the room.
Missile Expansion #7
- Location: Lobby Conduit
Once you obtain Spider Ball, navigate to the bottom-left Morph Ball section, and use Psychic Tethers to launch Samus towards two red lights. Place bombs to deactivate both lights and free the Missile Expansion.
Missile Expansion #8
- Location: Storage Bay
Enter the Morph Ball slot at the base to access a Missile Expansion positioned on a Spider Ball track. Execute a double bomb jump to reach it.
To perform this jump, place a bomb on the track, briefly wait, and then add another bomb to spring yourself up when the first bomb explodes.
Missile Expansions in Flare Pool
The Flare Pool area has a total of nine Missile Expansions, found as follows:
Missile Expansion #1
- Location: Volcano Entrance
Use the Psychic Visor to activate platforms above the lava pool and reach the Missile Tank with Psychic Boots.
Missile Expansion #2
- Location: Shoreline Access
Hit the falling lava with an Ice Shot, then destroy the frozen lava with a Missile to access an alcove containing a Missile Expansion.
Missile Expansion #3
- Location: Cooling Room
A Missile Expansion resides within a pod located inside the Cooling Room.
Missile Expansion #4
- Location: Subobservation Room
Utilize a Missile to hit the metal barrier on the wall, revealing a bracket. Pull the bracket with Psychic Lasso to access another area where a double bomb jump can be performed to secure the Missile Expansion.
Missile Expansion #5
- Location: Overseer Room
Remove a panel near the ceiling with the Psychic Lasso and throw a bomb into the revealed slot to activate the device.
Missile Expansion #6
- Location: Volcano Heart
Locate a Missile Expansion hovering above the lava on the right side of the arena where you battle Phenoros.
Missile Expansion #7
- Location: Pressure Monitoring
Use the Psychic Lasso on the generator’s cover, shoot its core repeatedly with Thunder Shots, and get the Missile Expansion from the opened containers.
Missile Expansion #8
- Location: Ventilation Works
Utilize Boost Ball on the half pipe to access a Spider Ball track leading to a Missile Expansion.
Missile Expansion #9
- Location: Energy Extraction
After gaining access to Spider Ball, traverse the wall tracks to reach a Missile Expansion, avoiding electrical hazards and utilizing bombs to aid your traversal.
Missile Expansions in Great Mines
Great Mines consists of seven Missile Expansions, detailed below:
Missile Expansion #1
- Location: Mine Shaft – Level 1
Scale the Spider Ball track along the outside of the elevator shaft to find a Missile Expansion after navigating the gaps.
Missile Expansion #2
- Location: Blast Mining (Level 2)
Access a Missile Expansion by using a Super Missile to destroy a rock wall.
Missile Expansion #3
- Location: Tunnel E (Level 3)
Activate a Psychic Lasso to raise a door on a tube, then enter the tunnel to find the Missile Expansion on the left.
Missile Expansion #4
- Location: Transit Tunnel B (Level 2)
After inserting a Power Bomb into the slot, destroy the crystals in the cart that emerges with a Super Missile.
Missile Expansions in Sol Valley
Sol Valley holds ten Missile Expansions, which can be found as follows:
Missile Expansion #1
- Location: Southeast of Ice Belt
Use Psychic Lasso to retrieve a container buried in the sand.
Missile Expansion #2
- Location: West of Floating Path Shrine
Employ the Psychic Lasso to extract another container from the sand.
Missile Expansion #3
- Location: Northwest of Falling Labyrinth Shrine
Make use of the Psychic Lasso here as well to extract the final container.
Missile Expansion #4
- Location: Tall Rock Formation
To access this expansion, boost up a ramp into an opening hovering in the rock structure.
Missile Expansion #5
- Location: Northern G. F.Debris Site
Break the crates inside the building to uncover a Missile Expansion.
Missile Expansion #6
- Location: Source of Spring Shrine
Enter through the Morph Ball tunnel at the bottom of the shrine to access another Missile Expansion.
Missile Expansion #7
- Location: Exterior platform near Ice Belt
Proceed past the elevator and utilize Psychic Grapple to reach the platform, then employ Psychic Boost Ball to obtain the expansion.
Missile Expansion #8
- Location: G. F.Debris Site Southeast of Fury Green
Shoot a Control Beam into the tube extending from the antenna, then use Psychic Grapple to swing when it falls and access the Missile Expansion.
Missile Expansion #9
- Location: G. F.Debris Site on the southern map side
Hit the metal shutter on the side of the building with a Thunder Shot to access the Morph Ball tunnel and obtain the Missile Expansion.
Missile Expansion #10
After completing the Great Mines, encounter Tokabi at various locations throughout Sol Valley. He will offer a Missile Expansion when he arrives at the campfire location.
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