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Firebase Rio is a multiplayer map included in Mass Effect 3: Earth. It is set on the outskirts of Rio de Janeiro.[1]

Locations[]

Central Tower[]

Elevated command room in the center of the map. Players begin the match at this location.

  • Connects to the West Bridge (down a drop off).
  • Connects to the West Bridge (directly via the left elevated mezzanine).
  • Connects to the West Bridge (through a large doorway).
  • Connects to the West Bridge (down a staircase).
  • Connects to the East Bridge (down a drop off).
  • Connects to the East Bridge (directly via the left elevated mezzanine).
  • Connects to the East Bridge (through a large doorway).
  • Connects to the East Bridge (down a staircase).

There is an ammo dump on the wall next to the doorway to the East Bridge.

There is a second ammo dump on the wall next to the doorway to the West Bridge.

West Bridge[]

Three parallel multi-level mezzanine bridges that cross the western water channel.

  • Connects to the Central Tower (directly via the left elevated mezzanine).
  • Connects to the Central Tower (through a large doorway).
  • Connects to the Central Tower (up a staircase).
  • Connects to the Armored Core (down a small staircase via the left elevated mezzanine).
  • Connects to the Armored Core (down a small staircase via the right elevated mezzanine).
  • Connects to the Armored Core (through a large doorway).

Armored Core[]

Landing area overlooking anti-aircraft batteries.

  • Connects to the West Bridge (up a small staircase via the left elevated mezzanine).
  • Connects to the West Bridge (up a small staircase via the right elevated mezzanine).
  • Connects to the West Bridge (through a large doorway).
  • Connects to the Helipad (down a short staircase).

There is an ammo dump near the railing on the elevated platform to the West Bridge left mezzanine.

There is a second ammo dump near the railing on the elevated platform to the West Bridge right mezzanine.

Helipad[]

Landing area. Players extract the match at this location.

  • Connects to the Armored Core (up a short staircase).

East Bridge[]

Three parallel multi-level mezzanine bridges that cross the eastern water channel.

  • Connects to the Central Tower (directly via the left elevated mezzanine).
  • Connects to the Central Tower (through a large doorway).
  • Connects to the Central Tower (up a staircase).
  • Connects to the Relay Station (down a staircase).
  • Connects to the Relay Station (directly via the center lower mezzanine).
  • Connects to the Loading Bay (down a staircase).

Relay Station[]

Communications array with multiple pillars.

  • Connects to the East Bridge (up a staircase).
  • Connects to the East Bridge (directly via the center lower mezzanine).
  • Connects to the Loading Dock (directly).
  • Connects to the Loading Dock (through two large doorways).

There is an ammo dump located in a dark shadowed corner next to three large stacked crates in the central fenced off area.

There is a second ammo dump located on the railing between the staircase up to the East Bridge right elevated mezzanine and the central lower mezzanine.

Loading Dock[]

Cargo bay at the eastern end of the map. There are multiple containers with doorways the player can enter for cover.

  • Connects to the East Bridge (up a staircase).
  • Connects to the Relay Station (directly).
  • Connects to the Relay Station (through two large doorways).

There is an ammo dump located in a container with a small doorway.

There is a second ammo dump located in a container with a large doorway.

Player Notes[]

  • Firebase Rio has the largest number of ammo dumps (with increased amounts of grenades) spread across the entire map than any other multiplayer map. Grenade-based characters will do well on this map and will find restocking grenade supply easily accomplished.
Grenade Resupply Location Bronze Silver Gold Platinum
Armored Core (Left) 4 2 2 2
Armored Core (Right) 4 2 2 2
Central Tower (East Bridge) 2 1 1 1
Central Tower (West Bridge) 2 1 1 1
Loading Dock (Small Door) 6 3 3 3
Loading Dock (Large Door) 6 3 3 3
Relay Station (Center) 4 2 2 2
Relay Station (Railing) 4 2 2 2
  • The Central Tower makes for a great sniper nest. Not only do you have a good open view down both sides but there are two ammo crates very close by, so weapons like the M-98 Widow with low ammo capacity can be stocked easily.
    • For the same reasons the Central Tower is good for grenade-using characters like the N7 Demolisher Engineer.
    • Note, however, that much of the cover in the tower is positioned in such a way that being protected from your front exposes your rear. Be aware of potential attacks from behind.
  • The Loading Dock is a strong defensive location. It has ammo, plenty of cover, and long sightlines on the ramps leading from the Control Tower.
    • At the back of the Loading Dock is a container with large doorway and an ammo box inside. Players are immune to most instant-kill attacks while inside this container, since most enemies capable of such attacks are too large to enter the container themselves (the Phantom being a notable exception) and the floor of the container is slightly elevated from the ground. This makes for a useful "panic room" on higher difficulties, when enemies capable of instant kills spawn in large numbers.

Trivia[]

References[]

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