From the announcement:
To celebrate the successful Reaper Bones Kickstarter, Unified Theory Games is releasing over 200 unique pre-generated Combatants for use with the Vortex customizable miniature skirmish game.
The Combatants are inspired by the 232 different minis released by the Reaper’s Bones project but are playable with any similar miniature from any company. Groups of pre-generated Combatant will be released weekly for free on the UTG website and will end with the release of a free mini-campaign.
Vortex is a customizable miniature skirmish game that can be used with any miniature in any setting, using. The Vortex: Basic Battlefield Rules are available as a free download. This quick-start version of Vortex contains everything needed to play the basic game.