Video Games That Pioneered Online Multiplayer Before It Was Popular

First-person shooter - Wikipedia

The original Doom, one of 64 Objects that shaped video game history

Video Game History - Timeline & Facts

Mobile Multiplayer Game Development: A Complete Guide - Idea Usher

Online 32 Player Multiplayer Games - IGN

A Look Back at Level Up! Games: The Gaming Company That Pioneered Online Gaming in the Philippines –

The best free FPS games you can play right now

The Rise of Online Multiplayer - Gameopedia

Introducing Farworld Pioneers: an Open World, Sci-fi Sandbox - Xbox Wire

The Golden Age of Multiplayer: How Online Gaming Conquered Video Games - The Ringer

Join The Game: Indie Game Roundup : NPR