Time Warner-backed Six Degrees Games raises C round.

Six Degrees Games, a US-based videogame and virtual world publisher behind ActionAllStars, has raised $4m in its series C round.

In a regulatory filing first seen by news provider CB Insights, Six Degrees said the money had come from five investors.

In November 2009, Six Degrees raised $7m from media group Time Warner and venture capital firms Clearstone Venture Partners and Prism VentureWorks.