Single-player games like GIGANTIC ARMY
Below are 16 single-player Steam games similar to GIGANTIC ARMY, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like GIGANTIC ARMY page.
Ranked picks
- 1

Supercharged Robot VULKAISER
Single-player alternative to GIGANTIC ARMY — playable solo, no multiplayer required. Shares Action and Indie with GIGANTIC ARMY.
70s giant robot anime-inspired side-scrolling shooting from the creators of SATAZIUS and GIGANTIC ARMY!
- 2

SATAZIUS
Single-player alternative to GIGANTIC ARMY — playable solo, no multiplayer required. Shares Action and Indie with GIGANTIC ARMY.
The year is 2051. Location: SATAZIUS, a long-abandoned planet. The cruiser Agano was on patrol when it was attacked and stricken by a confederacy of space pirates that had established a base on SATAZIUS. The pirates attacked the Agano intending to steal the assault ship ‘Trafalgar’ that was stowed aboard the Agano, but the Trafalgar made...
- 3

Gunhound EX
Single-player alternative to GIGANTIC ARMY — playable solo, no multiplayer required. Shares Action and Indie with GIGANTIC ARMY.
Gear up and get ready for war! Take on hectic 2D action shooting stages with your deadly Gunhound mech.
- 4

Intrusion 2
Single-player alternative to GIGANTIC ARMY — playable solo, no multiplayer required. Shares Action and Indie with GIGANTIC ARMY.
"This is some of the most fun I've had with a game so far this year, and it will go down as one of the best side-scrolling shooters of all time." - 9/10, Destructoid
- 5

Gravity Circuit
Single-player alternative to GIGANTIC ARMY — playable solo, no multiplayer required. Shares Action and Indie with GIGANTIC ARMY.
Gravity Circuit is a flashy action packed 2D platformer in the spirit of console classics. Follow Kai, a lone operative war hero who harnesses the mysterious powers of the Gravity Circuit, on an adventure in a futuristic world inhabited by sentient robots.
- 6

Astebreed: Definitive Edition
Single-player alternative to GIGANTIC ARMY — playable solo, no multiplayer required. Shares Action and Indie with GIGANTIC ARMY.
Climb into the cockpit of an otherworldly war machine and fly into battle against a horrifying alien race bent on eradicating humanity to preserve their own civilization.
- 7

Blazing Chrome
Single-player alternative to GIGANTIC ARMY — playable solo, no multiplayer required. Shares Action and Indie with GIGANTIC ARMY.
In Blazing Chrome, bring your best pal and kick some metal butts to free the humankind while enjoying a classic run’n’gun, fully loaded with action and exciting fights!
- 8

Gigantes Ex Machina
Single-player alternative to GIGANTIC ARMY — playable solo, no multiplayer required. Shares Action and Indie with GIGANTIC ARMY.
Fast paced Top-down shooter! Smartly use IRCM to evade the constant barrage of bullets and missiles and destroy everything that stands in your way.
- 9

METAL SLUG
Single-player alternative to GIGANTIC ARMY — playable solo, no multiplayer required. Shares Action with GIGANTIC ARMY.
“METAL SLUG ”, the very first title in SNK’s legendary 2D run & gun action shooting game series where all began, returns to the missions on the Steam gaming platform!
- 10

STEEL STRIDER
Single-player alternative to GIGANTIC ARMY — playable solo, no multiplayer required. Shares Action and Indie with GIGANTIC ARMY.
STEEL STRIDER is the follow up to the acclaimed GIGANTIC ARMY and pays homage to the great run and gun games such as Turrican and Super Contra, but adds mouse / dual analogue stick-operated weapons!
- 11

ZANGEKI WARP
Single-player alternative to GIGANTIC ARMY — playable solo, no multiplayer required. Shares Action and Indie with GIGANTIC ARMY.
Take control of the hyperdimensional fighter craft ‘ZanFighter’ and use its advanced warp functions to defeat an army of space beasts controlled by an evil scientist!
- 12

MECHBLAZE
Single-player alternative to GIGANTIC ARMY — playable solo, no multiplayer required. Shares Action and Indie with GIGANTIC ARMY.
An inferno roars over a destroyed secret military base. Then, from the flaming rubble...an invincible super robot is reborn! Mechs born of advanced science and modern weaponry battle in heavy weight Run 'n Gun mech shooter!!
- 13

WITCH-BOT MEGLILO
Single-player alternative to GIGANTIC ARMY — playable solo, no multiplayer required. Shares Action and Indie with GIGANTIC ARMY.
Stop time and project yourself through space with “Time-stop warp” magic, pass through physical obstacles, dodge incoming bullets and shoot down your enemies! A satisfying shooter, filled with dark humor!
- 14

WOLFLAME
Single-player alternative to GIGANTIC ARMY — playable solo, no multiplayer required. Shares Action and Indie with GIGANTIC ARMY.
Brought to you by the makers of GIGANTIC ARMY, Supercharged Robot VULKAISER, and SATAZIUS, WOLFLAME is a return to the form of glorious 2D vertical vertical shooters like Raiden, Raptor, and Twin Cobra.
- 15

ARMED SEVEN
Single-player alternative to GIGANTIC ARMY — playable solo, no multiplayer required. Shares Action and Indie with GIGANTIC ARMY.
The year is 1989. 12 years have passed since the Gogoh Army’s invasion of Earth. Exposure to alien technology during the war enabled Earth’s own technologies to take massive leaps forward. International conflict that was previously rife in the history of mankind fell to an all-time low, and the Earth Federation was established as a...
- 16

ROCKETRON
Single-player alternative to GIGANTIC ARMY — playable solo, no multiplayer required. Shares Action and Indie with GIGANTIC ARMY.
Fly through the sky! Rain down fire on the enemy forces from above! Enjoy solid combat and simple non-linear exploration in this high flying side-scrolling action shooter!