Chapter 269 You Don't Want Your Disciple to Have an Accident, Do You?

Sea train is definitely the most practical black technology in this world, it is very suitable for forces with multiple islands, and the cost is not too big.

Now that you are in the capital of water, it seems a bit unreasonable not to.

"Design drawing of the sea train."

The smile on Tom's face faded. The craft of the sea train is not complicated. The main difficulty is to make the track float on the sea, and to drive the sea kings away with the sound of friction.

He doesn't care about selling the sea train blueprints

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