Independent Dutch developer Monogon Games announces Interloper, an upcoming real-time strategy game featuring a number of tribes vying for control over a "lush, newly discovered world." The Interloper website is live with an announcement trailer which may or may not help understand this better. The plan is to release this for Windows, OS X, and Linux, though a release date is not specified at this point. Here's a rundown on the game:

In the Interloper universe a peaceful, densely vegetated land turns into a volatile battlefield of territorial tug-of-war. Claiming domain provides strategic advantages for the power hungry tribes. Challenge other players in competitive online multiplayer matches to spread your tribe’s influence.

Features:

• Gameplay focused on spatial tactics.
• Competitive online multiplayer matches.
• Extensive single-player campaign.
• AI with various difficulty and behavior settings.
• Unique visual style and dynamic soundtrack based on your tribe.