Games like Planetary Zigma
If Planetary Zigma is your kind of game, the closest matches are SPACE HUG-DUNG, Monster Mercs and Scrap Snap — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.
Get personalized picks →About Planetary Zigma: A co-op roguelike shooter set on procedurally generated planets. Loot chests, stack items for epic builds, charge the teleporter, and defeat the boss before the planet beats you. Then take the portal to the next planet and do it all again, harder. Play alone or with friends.

Players who liked Planetary Zigma also play
Steam players who put hours into Planetary Zigma also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.
SPACE HUG-DUNG
WHY THIS
Top pick for Planetary Zigma fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Planetary Zigma.
"Infiltrate mysterious planetary facilities to snatch the core 'Hug-Dung' and escape. Battle giant robots and alien creatures in 4-player co-op, secure the core, and return to the extraction pod in this sci-fi action experience."
Monster Mercs
WHY THIS
Second-strongest match for Planetary Zigma fans by collaborative filtering across millions of Steam libraries. Shares Action with Planetary Zigma.
Transform into the monsters you slay and unleash new spells and abilities. Team up with up to 3 friends, take on unique contracts to get paid, upgrade your character and gear, and unlock powerful transformations in this fast-paced co-op action RPG.
Scrap Snap
WHY THIS
Third-strongest match for Planetary Zigma fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Planetary Zigma.
Online co-op mech sandbox for 1-4 players. Loot scrap from dwarf planets, snap it onto your mech piece by piece, and survive against waves of scavenger drones.
The Maze
WHY THIS
Ranked #4 for Planetary Zigma fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Planetary Zigma.
Escape an ever-shifting procedural labyrinth. Loot legendary armor, overcome challenges in crafting zones, and survive deadly traps in this fantasy Roguelite. With progressive difficulty and unique enemies, can you find the exit before the Ghost finds you?
Catacrypt
WHY THIS
Ranked #5 for Planetary Zigma fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Planetary Zigma.
Catacrypt is an online co-op roguelite dungeon crawler. Enter procedurally generated dungeons to obtain powerful upgrades and craft unique weapons. Descend floors and fight increasingly harder enemies and bosses, all to reach the bottom.
Unshelved
WHY THIS
Ranked #6 for Planetary Zigma fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Planetary Zigma.
Unshelved is an up to 4-player co-op Work-Life Horror Sim where you manage a cursed library. By day, handle book requests and earn an honest living. But as night falls, you must return books to their shelves and survive the horrors that haunt the halls!
UnderMire
WHY THIS
Ranked #7 for Planetary Zigma fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Planetary Zigma.
Explore, fight, and SMUSH in this hand-drawn roguelite first person adventure! Descend a magical bunker filled with wild biomes, master magical tools, manage your fear gauge, overcome hazards, combat spooky enemies, and cause co-op chaos.
Ascent Of Eternity
WHY THIS
Ranked #8 for Planetary Zigma fans by collaborative filtering across millions of Steam libraries. Shares Action and Indie with Planetary Zigma.
ASCENT OF ETERNITY™ is an action-rpg rogue-like magical horde-slaying third person coop game. Fire, Ice, Electric, Light, Dark, Metal, and Life. The 7 elements call for mastery. Master the elements and ascend through eternity!
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Frequently asked about Planetary Zigma
- Is Planetary Zigma free to play?
- Yes — Planetary Zigma is a free-to-play title on Steam. You can install and play it without buying anything, though some games include optional in-app purchases.
- Does Planetary Zigma have multiplayer or co-op?
- Yes — Planetary Zigma supports multi-player play according to its Steam store listing (Multi-player, Online Co-op, Co-op).
- What games are most similar to Planetary Zigma?
- Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Planetary Zigma are SPACE HUG-DUNG, Monster Mercs, Scrap Snap.
- Who developed Planetary Zigma?
- Planetary Zigma was developed by LucasDevelops, HaraldWik and published by LucasDevelops.
imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Planetary Zigma.
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