Drive the train of death and destroy all who oppose you!

Hey peeps - hope you'll like this train warfare game we made! Please comment!
You're driving the worlds first Super War Train. Your task is to defend your lands from an invading force, complete missions and destroy enemy bosses.
You can literally blow up anything and everything - this will give you more money to upgrade your train with.
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Controls (may take a little while to get used to - please be patient!)
W and S keys to move along tracks.
Mouse to change track direction at switch points.
Mouse to aim and shoot.