Sign ups for the next closed beta weekend are available at endofnations.com.

End of Nations is an MMORTS brought to you by Trion Worlds and Petroglyph Games. It’s set in a persistant world of combat where teams fight out in battles of 2-56 players to decide on territory. Players win exp and may customize and develop their armies on the way to global conquest. The game is due for full release sometime 2012.

Players in the fourth closed beta event will have the chance to try some cool new game features and maps some of which are highlighted in the Closed Beta 4 Preview trailer also released today. Maps and game types include Full Boar where they will be able to take on the gargantuan Panzer Hulk unit, the four-player PvE Co-op Comp-Stomp map, Juggernaut, the four-player PvE Co-op survival mode map, and Deep Freeze, the massive 56-player map.

More details and sign up at the official site: endofnations.com