"Steel Beasts"
"Steel Beasts" is a realistic tank sim featuring Leopard 2A4 and U.S. M1A1 tanks. You can play and create your own missions. There are both single player and multiplayer options in "Steel Beasts."
"Steel Beasts" Official Website
This is an excellent source for the game's description, features, screenshots, and even a demo to download. There is even link for official Steel Beasts forum.
"Steel Beasts"
Have a question about "Steel Beasts?" A great site to for all your "Steet Beasts" needs.