Single-player games like Super Hydorah
Below are 15 single-player Steam games similar to Super Hydorah, 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 Super Hydorah page.
Ranked picks
- 1

Astral Gunners
Single-player alternative to Super Hydorah — playable solo, no multiplayer required. Shares Action with Super Hydorah.
Get ready to push your skills to the limit against an endless sea of bullets and evil robots in Astral Gunners. Choose from five different gunners to master in this horizontal shooter. With the ability to dodge, reflect, delete, and convert bullets you are more powerful than you might believe.
- 2

Blazing Chrome
Single-player alternative to Super Hydorah — playable solo, no multiplayer required. Shares Action and Indie with Super Hydorah.
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!
- 3

Jamestown
Single-player alternative to Super Hydorah — playable solo, no multiplayer required. Shares Action and Indie with Super Hydorah.
Jamestown: Legend Of The Lost Colony is a neo-classical top-down shooter for up to 4 players, set on 17th-century British Colonial Mars. It features all the intensity, depth, and lovingly handcrafted pixels of a classic arcade shooter, with a modern twist: deeply-integrated cooperative gameplay.
- 4

INVERSUS Deluxe
Single-player alternative to Super Hydorah — playable solo, no multiplayer required. Shares Action with Super Hydorah.
INVERSUS is is a competitive and cooperative arcade shooter for 1 to 4 players online or on the couch. Fight for territory in a dynamic negative-space map where open paths for your team are the walls of your opponent's team. Strategize and trap the enemy to win!
- 5

Beekyr Reloaded
Single-player alternative to Super Hydorah — playable solo, no multiplayer required. Shares Action and Indie with Super Hydorah.
The giant hornets have destroyed your hive and taken the pollen. Fight the swarms alone or with a friend and destroy the dangerous hornet queen! The insect world is very dangerous but... what are you waiting for to get your revenge?
- 6

ZeroRanger
Single-player alternative to Super Hydorah — playable solo, no multiplayer required. Shares Action and Indie with Super Hydorah.
This is the story of a fighter who wanted to become...
- 7

HOLY COW! Milking Simulator
Single-player alternative to Super Hydorah — playable solo, no multiplayer required. Shares Action with Super Hydorah.
Ever tried milking yourself while avoiding lawnmowers, butcher knives and sharks at the same time? Beat hundreds of levels and thousand of enemy waves in the endless journey to fill up the milk tank!
- 8

Zombie Party
Single-player alternative to Super Hydorah — playable solo, no multiplayer required. Shares Action and Indie with Super Hydorah.
Zombie Party is a retro rampage of fun and over-the-top action, while still giving the players a deep and engaging Action-RPG Rogue-like experience! Go on a time traveling adventure, or delve deep into procedural dungeons full of gold, loot, and secrets!
- 9

Raptor: Call of the Shadows (1994 Classic Edition)
Single-player alternative to Super Hydorah — playable solo, no multiplayer required. Shares Action with Super Hydorah.
Become a mercenary of the future and pilot the super-tech Raptor. Embark on interplanetary missions to knock off top competitors of MegaCorp, battle against hordes of relentless enemies and spend the bounty to expand your devastating arsenal, which can be upgraded with 14 hardcore weapons!
- 10

Cursed Castilla (Maldita Castilla EX)
Single-player alternative to Super Hydorah — playable solo, no multiplayer required. Shares Action and Indie with Super Hydorah.
Cursed Castilla (Maldita Castilla EX) is an arcade action platformer full of creatures from medieval myths from Spain and the rest of Europe, as well as from chivalric romances. The extended version of the classic Maldita Castilla, originally created by the indie Locomalito.
- 11

R-Type Final 2
Single-player alternative to Super Hydorah — playable solo, no multiplayer required. Shares Action with Super Hydorah.
R-Type has returned! The legendary side-scroller is back and better than ever with beautifully rendered 3D graphics, exhilarating shoot-'em-up gameplay, and a multitude of stages, ships, and weapons that will allow you to conduct a symphony of destruction upon your foes.
- 12

G-Darius HD
Single-player alternative to Super Hydorah — playable solo, no multiplayer required. Shares Action with Super Hydorah.
You will see the creation of new lives... Capture enemies and fire them back at their allies as enormous beams of energy in this horizontally scrolling shooting game, featuring 5 versions of G-Darius with new features, enhancements, and Steam exclusive extras!
- 13

Terminal Velocity
Single-player alternative to Super Hydorah — playable solo, no multiplayer required.
Terminal Velocity is an escape flight game. The pace of the game is very tight. The player's goal is to survive as much as possible.
- 14

Castillon
Single-player alternative to Super Hydorah — playable solo, no multiplayer required. Shares Action and Indie with Super Hydorah.
Castillon is a short strategy game where you freely build and defend your castle with magic. Gather resources and explore during the day, then survive enemy attacks at night. Use four types of magic to create the best defence, all in about 45 minutes.
- 15

TYPE
Single-player alternative to Super Hydorah — playable solo, no multiplayer required. Shares Action and Indie with Super Hydorah.
A fast-paced roguelike typing game with command abilities and high skill ceiling