Is Nienix: Cosmic Warfare co-op?

Yes, Nienix: Cosmic Warfare supports co-op.

Does Nienix: Cosmic Warfare have PvP?

Yes, Nienix: Cosmic Warfare has player-versus-player modes.

Do we both need to own Nienix: Cosmic Warfare to play together?

Yes. Nienix: Cosmic Warfare is played online, so each player needs their own copy on their own Steam account (or PC Game Pass where it is offered). Steam Families can share a library, but two people cannot play the same shared game at the same time.

How many people play Nienix: Cosmic Warfare?

About 2 players were in-game when this page's data was last refreshed (2026-09-09).

Can you play Nienix: Cosmic Warfare on LAN?

Yes. Steam lists LAN co-op and LAN PvP for Nienix: Cosmic Warfare, so it works on a local network without the game's online servers.

Ready Up — what game do we play?Compare two Steam libraries →

Multiplayer games › Simulation › Flight sim

Is Nienix: Cosmic Warfare multiplayer or co-op?

Yes — co-op and PvP. Nienix: Cosmic Warfare is a flight sim game released in 2023, 87% positive on Steam (336 reviews), with 2 playing right now. $19.99 on Steam.

Co-opPvPSingle-player tooSimulation · Flight sim

Search for the legendary lost artifact Nienix through galaxies in conflict! An open world space action RPG…

How Nienix: Cosmic Warfare plays with friends, according to Steam

Online co-op: Yes
Local / split-screen co-op: Not listed on Steam
Online PvP: Yes
LAN play: Yes
Cross-platform multiplayer (Windows / Mac / Linux): Yes
Single-player mode: Yes
Controller: Full controller support
Mods: Steam Workshop

Steam's own category list for the game, as of 2026-09-09. "Not listed" means the store page does not claim that mode; community mods or Remote Play can still add it.

Steam tags: Looter Shooter, Top-Down Shooter, Bullet Hell, Flight, PvE, PvP, Shooter, Action RPG

Do you and a friend both own Nienix: Cosmic Warfare?

Ready Up compares two Steam libraries and shows every multiplayer game you both have — including whether Nienix: Cosmic Warfare is one of them — then helps you pick tonight's game with a weighted roll or a bracket.

Or open the Steam store page.

Games like Nienix: Cosmic Warfare you can play together

Microsoft Flight Simulator (2020) 40th Anniversary Edition

Flight sim · 79% positive on Steam (65,666 reviews) · 3,245 playing right now

Microsoft Flight Simulator 2024

Flight sim · 47% positive on Steam (13,595 reviews) · 1,622 playing right now

Microsoft Flight Simulator X: Steam Edition

Flight sim · 86% positive on Steam (25,603 reviews) · 486 playing right now

World of Warplanes

Flight sim · 71% positive on Steam (5,106 reviews) · 64 playing right now

Mini Airways - ATC simulator

Flight sim · 93% positive on Steam (1,184 reviews) · 56 playing right now

Bee Simulator

Flight sim · 74% positive on Steam (1,271 reviews) · 5 playing right now

Tired of Nienix: Cosmic Warfare? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.

Quick answers

Is Nienix: Cosmic Warfare co-op?: Yes, Nienix: Cosmic Warfare supports co-op.
Does Nienix: Cosmic Warfare have PvP?: Yes, Nienix: Cosmic Warfare has player-versus-player modes.
Do we both need to own Nienix: Cosmic Warfare to play together?: Yes. Nienix: Cosmic Warfare is played online, so each player needs their own copy on their own Steam account (or PC Game Pass where it is offered). Steam Families can share a library, but two people cannot play the same shared game at the same time.
How many people play Nienix: Cosmic Warfare?: About 2 players were in-game when this page's data was last refreshed (2026-09-09).
Can you play Nienix: Cosmic Warfare on LAN?: Yes. Steam lists LAN co-op and LAN PvP for Nienix: Cosmic Warfare, so it works on a local network without the game's online servers.

Ready Up is a free tool: enter two Steam usernames and it lists the multiplayer games you both own, runs a bracket to pick one, and suggests new co-op games that fit how you both play. Ratings, tags and player counts from Steam and SteamSpy; page updated 2026-09-23. Powered by Steam — not affiliated with or endorsed by Valve Corporation or Microsoft. Ready Up is a Somebody Decide program. How the data works · Legal & privacy · All types · Game Pass