Is Metal Slug X on Steam?

No. Metal Slug X is not distributed on Steam, so there is no Steam Charts or SteamDB player count for it. Its live popularity is tracked here via Twitch viewership instead.

When did Metal Slug X release?

Metal Slug X was first released on March 10, 1999.

Metal Slug X

Mar 10, 1999ShooterPlatformAdventureArcadeNeo Geo AESWeb browserNeo Geo MVSLinux

Metal Slug X — frequently asked questions

Is Metal Slug X on Steam?: No. Metal Slug X is not distributed on Steam, so there is no Steam Charts or SteamDB player count for it. Its live popularity is tracked here via Twitch viewership instead.
What platforms is Metal Slug X on?: Metal Slug X is available on Arcade, Neo Geo AES, Web browser, Neo Geo MVS, Linux, Wii, Android, PC (Microsoft Windows), iOS, Mac.
When did Metal Slug X release?: Metal Slug X was first released on March 10, 1999.

About Metal Slug X

Metal Slug X is upgraded version of Metal Slug 2 (Metal Slug 2: Super Vehicle-001/I), which was released in March 1999 for the Neo Geo MVS. It fixed slowdown problems from the original game, and increased the difficulty. Metal Slug X also introduced some new elements to the game system.

Summary via IGDB.

Game details

Platforms: Arcade, Neo Geo AES, Web browser, Neo Geo MVS, Linux, Wii, Android, PC (Microsoft Windows), iOS, Mac
Developer: SNK
Publisher: SNK
Game modes: Single player, Multiplayer, Co-operative
Themes: Action
Series: Metal Slug

Details via IGDB.

Reception

IGDB rating

79/100

from 142 ratings

Every version compared

Prices, contemporary reception and the studio credited for each release

Also released on: Arcade · Neo Geo AES · Web browser · Neo Geo MVS · Linux · Wii · Android · PC (Microsoft Windows) · iOS · Mac. We haven’t priced or authenticated those versions yet.