Single-player games like Groundskeeper 2
Below are 16 single-player Steam games similar to Groundskeeper 2, 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 Groundskeeper 2 page.
Ranked picks
- 1

Operius DX
Single-player alternative to Groundskeeper 2 — playable solo, no multiplayer required. Shares Action and Indie with Groundskeeper 2.
Blast off into Operius DX, a high-speed arcade shooter where you navigate twisting polygonal tunnels, battle waves of enemies, and confront formidable bosses in an endless amount of procedurally-generated levels. How far can you get?
- 2

Nociception ~ Voltaic Marketplace
Single-player alternative to Groundskeeper 2 — playable solo, no multiplayer required. Shares Action and Indie with Groundskeeper 2.
A fantasy bullet hell on a strange, familiar planet. Fight the living and the dead as you figure out what's causing all this energy in the air! Play as a troupe of living puppets, curious immortal children, or a demon, and be sure to scan enemies to unlock journal pages on the way!
- 3

Meteor Blasters
Single-player alternative to Groundskeeper 2 — playable solo, no multiplayer required. Shares Action with Groundskeeper 2.
Meteor Blasters is a non-stop action space shooter. Inspired by Asteroids, this game will see you choose between 6 different ships each with their own characteristics and utilize a variety of weapon powerups to eradicate the space rocks. Play 4 players Co-op or Versus Mode with friends.
- 4

Mido and Di
Single-player alternative to Groundskeeper 2 — playable solo, no multiplayer required. Shares Action and Indie with Groundskeeper 2.
Mido is an alien kid having nightmares about zombie aliens. One night he draws a creature, Di, and it comes alive to teach Mido how to fight zombies.
- 5

ICEwall
Single-player alternative to Groundskeeper 2 — playable solo, no multiplayer required. Shares Action and Indie with Groundskeeper 2.
An action roguelike shoot 'em up. Draft power-ups between levels to become stronger and build crazy combos. Several player ships to unlock, multiple game modes; including Endless Mode and Arcade, leaderboards and achievement challenges!
- 6

Spectacular Sparky
Single-player alternative to Groundskeeper 2 — playable solo, no multiplayer required. Shares Action and Indie with Groundskeeper 2.
A throwback to the golden age of white-gloved 16-bit video-game mascots, Spectacular Sparky is an action-packed platformer with wacky characters, explosive weapons and boss battles to treasure!
- 7

SOL CRESTA
Single-player alternative to Groundskeeper 2 — playable solo, no multiplayer required. Shares Action and Indie with Groundskeeper 2.
SOL CRESTA, rise like the phoenix and take back the sun! Neo-Classic shooting strikes back! Dock, split, and form up! Pilot 3 fighters and take back the sun from the clutches of evil in this free-form shooting game with the spirit of 80s shooting classics Moon Cresta and Terra Cresta.
- 8

Serious Sam 3: BFE
Single-player alternative to Groundskeeper 2 — playable solo, no multiplayer required. Shares Action and Indie with Groundskeeper 2.
Serious Sam 3: BFE is a prequel to the original indie fast action FPS and Game of the Year sensation - Serious Sam: The First Encounter!
- 9

Gunslugs 2
Single-player alternative to Groundskeeper 2 — playable solo, no multiplayer required. Shares Action and Indie with Groundskeeper 2.
The Black Duck Army is back—bigger, badder, and armed with alien tech! In Gunslugs 2, chaos reigns as you blast through tanks, choppers, giant robots, and hordes of relentless minions. This action-packed, over-the-top run-and-gun adventure is a wild tribute to classic 80s and 90s action movies.
- 10

Heroes of Loot
Single-player alternative to Groundskeeper 2 — playable solo, no multiplayer required. Shares Action with Groundskeeper 2.
A brutal mix between dungeon-crawler and shoot-em up. The dungeon will learn from you and become more dangerous every time you play!
- 11

Space Grunts
Single-player alternative to Groundskeeper 2 — playable solo, no multiplayer required. Shares Action and Indie with Groundskeeper 2.
A turn-based game on a planet outpost - with no waiting between turns! Play it at the speed of an arcade game, or take your time and think about your next step.. no matter how fast you take your turn, it might be your last!
- 12

Gunslugs
Single-player alternative to Groundskeeper 2 — playable solo, no multiplayer required. Shares Action and Indie with Groundskeeper 2.
Lock and load for chaotic, fast-paced action in Gunslugs! Battle the evil Black Duck Army across wild, procedurally generated levels packed with explosions, jetpacks, chicken guns, and rogue-like permadeath. Unlock heroes, conquer bizarre worlds, and fight your way to the gates of Hell!
- 13

Heroes of Loot 2
Single-player alternative to Groundskeeper 2 — playable solo, no multiplayer required.
Control multiple heroes at once in this dungeon-crawling action adventure RPG, a mix of classic 80's Gauntlet-action and quests.
- 14

Ashworld
Single-player alternative to Groundskeeper 2 — playable solo, no multiplayer required. Shares Action with Groundskeeper 2.
Fight, scavenge, and survive in Ashworld, a post-apocalyptic open world filled with danger. Explore the desolate Ragelands, battle ruthless Ragers, and fend off night-stalking Skellies. Drive, craft, and strategize to endure this unforgiving wasteland where every resource matters.
- 15

Meganoid
Single-player alternative to Groundskeeper 2 — playable solo, no multiplayer required. Shares Action with Groundskeeper 2.
Meganoid is a brutal, fast-paced platformer where every descent into its ever-shifting spaceship is a new challenge. Navigate deadly traps, outsmart security drones, and discover powerful upgrades to reshape how you play. Will you rush to survive, or risk it all to uncover its deepest secrets?
- 16

Gunslugs : Rogue Tactics
Single-player alternative to Groundskeeper 2 — playable solo, no multiplayer required. Shares Action and Indie with Groundskeeper 2.
Grab your bandana and get ready for Gunslugs : Rogue Tactics! Sneak, shoot, and explode your way through ever-changing enemy strongholds in this rogue-lite stealth-action mashup. Go full-on Commando or channel your inner Snake—just make it out alive. No mission ever plays the same twice!