Need for Speed World was a free-to-play MMO racing game in the Need for Speed universe, sharing many gameplay features with Need for Speed: Most Wanted and Need for Speed: Carbon, focusing on illegal street racing and police chases.

Battlefield Play4Free was a free-to-play first-person shooter in the Battlefield series of games that shared many features with Battlefield 2, including its class system and game maps.

Survival Project was a fantasy MMORPG with real-time combat and focus on PvP. It was free-to-play and featured fast-paced, arcade-style gameplay that was controlled through the keyboard rather than clicking with a mouse.

Survival Project Shut down on February 24, 2013 but the game does have some private servers out there. Just search "Survival Project Private Server" to find them.

Guardians Of Divinity is a browser ARPG where players take on the role of a fallen God fighting to reclaim their rightful place. Choose between three classes, slay monsters, defeat blasphemous Gods, and battle in space to regain your place in heaven.

Romero’s Aftermath is a post-apocalyptic zombie survival game. Scavenge the desert wasteland in search of supplies, protect yourself from bandits, build a base, and eliminate the zombie infestation.

Battlefield Heroes was a MMO third-person shooter with RPG elements that is part of the Battlefield series of games. It was one of EA’s first “Play 4 Free” games with revenue generated from microtransactions and advertising, and was set in a World War 2 battle zone.

The Matrix Online was a MMORPG set in the film universe of the Matrix films, acting as an official continuation of the story found in the films. The game required a monthly subscription and was set in the sprawling urban Mega City found within the Matrix, home to a schedule of in-game events that progressed the story on a regular basis.