[Time Travel + Military System + Hilarious War + Dimensionality Reduction Strike + Gou Daoliu] When others traveled to ancient times, what they did was make gunpowder, hold imperial examinations, and build infrastructure. What Su Yuan did after crossing over was - driving an off-road vehicle to fly cavalry kites on the grassland; using night vision goggles and silenced rifles to sneak into the enemy camp in the middle of the night to call names one by one; eating snail noodles on the battlefield, the smell of which made the enemy suspicious of life; using a drone to drop chili powder on the enemy ship to make the pirates lose their combat effectiveness; finally, he fired a ballistic missile towards the enemy's headquarters. Barbarian prince: "He is not fighting, he is teasing the gods with magic!" Our deputy general: "Master Xiucai, who are we attacking today?" System: [Warning! Host, please stop being stubborn. Your general seal will become moldy if you continue to be stubborn! Su Yuan: "Don't rush me, wait until I finish eating this bag of spicy strips." This is the story of a military fan who is afraid of death to the core, with a cheating system that sometimes works and sometimes doesn't work, and uses modern weapons to reduce dimensionality and attack on the ancient battlefield. It is also a story about the character "Gou" running through the whole text, from a deserter and a scholar to a famous general.