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Index › 1990s › Out Zone
Out Zone cover art

Out Zone

アウトゾーン
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Out Zone

Steam $7.99 GOG $7.99

Out Zone is a vertically scrolled run and gun video game set in the future of the year 2097, where an alien race from the fictional planet Owagira are threatening to wipe out humanity. After multiple failed attempts to defend Earth against their attacks, players assume the role of cyborg mercenaries recruited by the United Nations in a last-ditch effort to overthrow the invaders

Year
1990
Developer
Toaplan
Publisher
Toaplan
Players
2P
Orientation
Vertical

SCREENSHOTS

HISTORY

Out Zone is a run and gun arcade video game developed by Toaplan and published in Japan by Tecmo, North America by Romstar and Europe in August 1990. Set in a future where an alien race from the fictional planet Owagira are threatening to wipe out humanity after multiple failed attempts to defend Earth against their attacks, players assume the role of cyborg mercenaries recruited by the United Nations in a last-ditch effort to overthrow the invaders.

Out Zone received positive reception from critics since its release and has been praised for its visuals, sound design, gameplay, multiplayer, challenge and overall intensity but some lamented the lack of a console release. A spiritual successor, FixEight, was released for arcades in July 1992. As of 2019, the rights to the title is owned by Tatsujin, a company founded in 2017 by former Toaplan member Masahiro Yuge and now-affiliate of Japanese arcade manufacturer exA-Arcadia alongside many other Toaplan IPs.

Gameplay

Out Zone is a science fiction-themed vertically scrolling run and gun game reminiscent of Commando and Ikari Warriors, where players assume the role of two cyborg mercenaries hired by the United Nations through seven increasingly difficult levels, each with a boss at the end that must be fought before progressing any further, in a last-ditch effort to overthrow an alien race from the planet Owagira from invading Earth as the main objective. Players fight enemies on foot, moving upward through the level, and are equipped with a number of bombs at the start, which obliterates any enemy caught in its blast radius, but player characters are not rendered invincible for any time period after using a bomb.

A unique gameplay feature is the weapon system; players are equipped with two main weapons at the beginning that can be upgraded by picking up to two "P" icons in a row and switch between them by picking up a "C" icon. The semi-automatic forward gun shoots forward no matter which way players move, but shoots three bullets in a slight spread each time the fire button is pressed, while the all-direction laser fires in the direction of movement, creating a sweep of bullets as the player character changes direction. The laser also shoots rapidly when tapping the fire button and each weapon is useful in certain situations, as players will often have to switch based on the enemy configuration. Other weapons appear on certain occasions as different colored "SP" icons to acquire, like a flamethrower and a rotating energy ball capable of piercing walls. Another gameplay feature is the energy bar; similar to Wonder Boy, players must remain aware of the energy bar, which constantly runs down at a steady pace and can only be refilled by collecting "E" icons scattered throughout the stage. The energy bar itself does not act as health, as players can still be killed with a single enemy shot. Various other "SP" items can also be picked up along the way such as 1UPs, a speed increaser, shield and an energy extender that increases the length of the energy meter.

The game hosts a number of hidden bonus secrets to be found, which is also crucial for reaching high-scores to obtain extra lives, as well as cameos of characters from other Toaplan games such as Flying Shark, Truxton and Zero Wing. The title uses a checkpoint system in which a downed single player will start off at the beginning of the checkpoint they managed to reach before dying. Getting hit by enemy fire, colliding against solid stage obstacles, falling off the stage or running out of energy will result in losing a life, as well as a penalty of decreasing the characters' firepower and speed to his original state and once all lives are lost, the game is over unless the players insert more credits into the arcade machine to continue playing. Although there is an ending, the game loops back to the first stage after completing the last stage as with previous titles from Toaplan, with each one increasing the difficulty and enemies fire denser bullet patterns.

Synopsis

In an advanced space era, humanity encountered, traded and formed alliances with many alien races to ensure security. Humanity had been subject to past invasions from hostile outside forces but the alliances Earth forged granted victories in the past. In the year 2095, however, Earth had been subjected a to new invasion launched by the alien military force of planet Owagira, with overwhelmingly powerful and sophisticated weaponry than anything Earth's alliance could counter. With the threat of annihilation looming over, Earth's United Nations receive a message from an alien elder within their alliances about the existence of an ultra-elite mercenary unit named "Out Zone" at a remote region of the Milky Way galaxy. Known as "Space Entrepreneurs" and renowned for their fighting skills by other alien alliances, Out Zone takes sides with no one and are willing to fight any wars for the proper price. Under desperation and as a last-ditch effort to counterattack Owagira's military force, the UN requests Out Zone's service, guaranteeing the UN member nations' entire annual budget as payment. With negotiations complete, two very powerful cyborg mercenaries belonging to Out Zone volunteer for the mission. Having ties to Earth and realizing that their homeworld is in great peril, the two warriors rise up to save it from doom and destroy the Owagira Forces.

Development and release

Out Zone's soundtrack was composed by Tatsuya Uemura, who also created the sound effects while Naoki Ogiwara served as designer. Uemura recounted its development process and history in interviews, stating that it was difficult for him as he could not apply his experience from vertical-scrolling shooters with flying ships, as players controlled the game on-foot and could not design its progress. The project was fundamentally different due to the lack of forced scrolling, which did not require skills from vertical shoot 'em ups and players could move or stop freely. Uemura said that the intro was written during creation of the demonstration sequence, as the game's world was already established. The team integrated puzzle elements not found in ship-based shooters, which took time to plan out and Uemura said that the schedule for sound production was constantly being reduced, barely implementing the music during development. For the first stage's music, Uemura revealed in response to a user on Twitter that the main melody was originally composed based on Taiyō ni Hoero!. When composing music for the last stage, Uemura wanted to convey the sense of a "decisive battle". Uemura has since regarded the project as "the most difficult product he worked on".

Out Zone was released in arcades worldwide in August 1990 by Tecmo, Romstar and Toaplan. On October 21 of the same year, an album containing music from the title and Snow Bros. was co-published exclusively in Japan by Scitron and Pony Canyon, featuring an arranged song composed by Uemura. Unlike several other releases by Toaplan, the title remained exclusive to arcades and did not receive any official port to home consoles. By 2020, a new version of Out Zone by M2 was announced as part of their M2 ShotTriggers publishing label. It was first announced to be released on the Nintendo Switch. In December 2020, the game was made available on the iiRcade arcade console, marking its first appearance outside the arcades. The game was included in 2022 as part of the Sega Astro City Mini V, a vertically-oriented variant of the Sega Astro City mini console.

== Reception and legacy ==…

1CC RUNS

One-credit clears we point to as the benchmark for this game.

TRAILERS

STORES

Store
Price
Discount
Lowest ever
$7.99
Lowest: $1.99
$7.99
Lowest: $3.99

Prices are cached from each storefront and may be out of date. Last checked 22 Sept 2026.

PRICE HISTORY

Every price change we know of, per shop. Flat means the price held; PC shops reach back through IsThereAnyDeal's archive, console shops start when this site started watching.

$0$5202420252026GOG $7.99Steam $7.99

GOG low: $3.99 (13 Jan 2026) , Steam low: $1.99 (3 Aug 2026)

REVIEWS

Published elsewhere, collected here. Every score is the outlet's own, on the outlet's own scale. Follow the link for the full review.

Reviews are the work of the outlets named. Titles, scores and quoted excerpts are reproduced for identification and criticism; each links to the original.

SCORES

Source
Audience
Score
Reviews
Users
90 / 100
64
Users
8 / 10
3

ACHIEVEMENTS 1 set

Tracked by RetroAchievements and earned in an emulator that reports to it. A game tracked on more than one machine gets a set for each, because they are different lists earned on different hardware.

Arcade 30 achievements, 287 pts
  1. Wasteland Assault 2
    Make your mark through the wasteland and clear Stage 1. Note: all achievements must be done with default bonus lives, 3 initial lives, no invulnerability and at least Normal difficulty unless otherwise stated
  2. Untouched Cyborg 5
    Clear Stage 1 without dying, two-player mode is not allowed
  3. Pipiru, I Choose You! 5
    Reach the Stage 1 boss with Toaplan's pet, Pipiru, in its first form
  4. Industrial Fortress 2
    Blast through the factory and clear Stage 2
  5. The Iron Advance 5
    Clear Stage 2 without dying, two-player mode is not allowed
  6. Warning: Fall Risk 3
    Avoid falling off the cliff in Stage 2
  7. Into the Heart of the Forge 3
    Push through the heat of the forge and clear Stage 3
  8. Born of Incineration 5
    Clear Stage 3 without dying, two-player mode is not allowed
  9. Thermal Fracture 3
    Avoid falling into the forge in Stage 3
  10. The Cyber Grid 5
    Hack your way through the cyber grid and clear Stage 4
  11. Gridbreaker Unscathed 10
    Clear Stage 4 without dying, two-player mode is not allowed
  12. Digital Abyss 3
    Avoid falling into the abyss in Stage 4
  13. The Two-Man Army 10
    Summon the Tatsujin ship in Stage 4 and keep it alive until the boss
  14. Straight Into the Void 5
    Fight your way through the Void and clear Stage 5
  15. The Abyss Purifier 10
    Clear Stage 5 without dying, two-player mode is not allowed
  16. Void Surfer 5
    Avoid falling into the void in Stage 5
  17. Cybernetic Hive 10
    Shutdown the hive and clear Stage 6
  18. Hive Killer 10
    Clear Stage 6 without dying, two-player mode is not allowed
  19. The Under-Nest 5
    Avoid falling into the nest in Stage 6
  20. The Core 25
    Shatter the Core and beat the game
  21. Neural Slayer 25
    Clear Stage 7 without dying, two-player mode is not allowed
  22. Gaster-Zone 5
    Avoid falling into the core in Stage 7
  23. One Last Dance 50
    Beat the game with just 1cc, two-player mode is not allowed
  24. Second Eclipse 10
    Beat the second loop
  25. The Hard Way 25
    Beat the game on Hard difficulty with just 3cc
  26. Where Are All These Robots Coming From? 25
    Beat the game on Very Hard difficulty with just 5cc
  27. Cyborg X 3
    Score 300.000 Points
  28. Bound to the Machine 5
    Score 500.000 Points
  29. Is This a Zero Wing Reference? 3
    Summon ZIG-01, and destroy it
  30. Bomb Carrier 5
    Carry 10 bombs with you at once

Achievement names, descriptions and badges are the work of the RetroAchievements community. View this set on RetroAchievements

RELEASES 4 systems

System
Platform
Year
Notes
ARC
Arcade
1990
Original release
PC
Windows
2023
MAC
macOS
2023
LIN
Linux
2023

GAME DATA

Orientation
Vertical
Players
2
Loops
Yes
Wanted by
576 on ITAD waitlists
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