Fortress Survival Alpha 4.50

Hey! Thanks for playing, on behalf of the Fortress Survival Team, i'd like to personally thank you for sticking by us! Yes, we are offically back and we have a totally new map for you to check out! New modes, units, towers, bosses, and best of all, new terrain! Now its really like a fortress! New Players: Your goal is to survive for aslong as you can before The Trojan comes. You can use walls, towers, and units for defence. Lumber mills, repair bots, and marines can also assist you in your survival against the horrifying waves of the unknown.