Another game that was released is Halo 2 for Windows Vista, which was launched to the public on May 31, Epic Games also included this service in their game engine Unreal Engine 3. Earth Assault from Sega and Lost Planet: Previously, select publishers and developers used the system and had to pay for it.
Please reference your additions so others can easily verify their accuracy. Games that never had third-party DRM are omitted from this list; this includes sequels to the games listed here. Add the game below with the relevant news post or forum topics as references. Add it to the appropriate Account-based DRM section. Common types have their own sections.