Monsters Are Attacking the City, I Can't Hide My Identity as a Master

Lin Que was summoned to the world of star cards. There is a profession here called star card masters. They make powerful star cards and summon star cards to fight monsters. Lin Que has incredible star power, and with the help of his knowledge of the invincible super masters in the original world, any star card he takes out is S-level! "Omegamon, kill them for me!" "Hey, hey, Erlang Shen, keep your Roaring Dog on a leash. It's forbidden to pee or urinate here!" He thought he would spend his life in the military, but during an operation, he accidentally triggered an ancient taboo, which led to the annihilation of his entire army, and the tragic death of his sworn brothers who rescued him on the spot. From then on, he muddleheadedly protected his brother's sister while working as a physical education teacher at school to make a living. Student: "The Demon King of Hell just showed up, and he was immediately killed by Teacher Lin!" When all the beasts attacked Yaohai City, all parties had gathered and were preparing for a deadly battle. "What?! We have all gathered our troops, and you tell me, all the monsters have escaped." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.