Mainly there's 2 kind of Worm games:
1) You are a castle owner and you start a bloody destruction duel with other castle owners.
2) Classic worm games, also known as snake games. You eat apples and grow.
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And the Darkness will come. And dead flying objects and splinters of iron will rain down on the city. And the child will be torn away from the mother and the lover from his love. And the war will begin...