RTF is a global modification that replaces all towns in the game.

What color would you like the golem to be? I have no ideas.

Well, it needs to match the faction's style. You could make it look like lava.

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+ add some kind of glow, like the Dwarves inserted artifacts into the golem, and it runs on them.

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And also add some patterns.

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Or you could make it look like it's not made of lava, but of some kind of shadow steel.