Chapter 163: The Intangible

but the drawings don't really excel in naval warfare....... After Lu Cheng obtained the materials for the Ghost Ship, he found that besides cannons, he entered a knowledge blind spot!As the moon smil...ion!The enemy card [Xiongnu Ten Thousand Riders (Huyan Xin)] of the opposing army has encountered a powerful foe!The opponent's playing cards are extremely powerful!What the heckAren't they supposed...