My American War Can't Be This Magical!

Wang Erde, a former 996 programmer, accidentally traveled to a modified version of the American Civil War and became a glorious second-class cannon fodder in the Confederate Army. To make matters worse, he was among the dead at the beginning. Wang Erde seriously suspected that he should be the most unlucky time traveler in history. It's about time to get a box lunch at the start of the game, and the cheat system that can summon dark creatures has finally arrived. From then on, Wang Erde's military career became completely different. Crows sharing vision are more convenient than drones. The summoned mount horse has its own fear aura. ............. Wait! You said Abraham opposite is a vampire hunter? And he wants to negotiate peace with me, the commander-in-chief of the Southern Army?