Austin, Texas - Challenge Games, a developer of online fantasy sports games including "Duels" and "Baseball Boss," announced that it has raised $10 million in its second round of venture capital financing, led by Globespan Capital Partners.

Austin, Texas - Challenge Games, a developer of browser-based, free-to-play online games, announced on Thursday that it has closed a $4.5 million first round of funding from Sequoia Capital.