I have a monster synthesis simulator

Fortunately, he had obtained a monster synthesis simulator, which allowed him to synthesize a new type of monster at will!

Green Liquid Slime Poison Bottle = Poisonous Slime (B-grade)

Slime Old Iron Crown Terror Fruit = King of Slime (Grade A)

Pugilist’s corpse Demon Wolf’s head Wolf’s tail = Horrifying Werewolf (Grade A)

……

"Knight, do you need a mount?" Let’s take a look at this B-class Undead Warhorse. What? Not interested? Come, come, come, do you want the A-class three-headed wolf king?”

Lin Shu: " Grandmaster blacksmith of the dwarfs, I heard that you want to buy a monster that can forge?" I have an [A] class Giant Hammer Tree King here…