Kobold

Kobolds are extremely weak humanoid demons that look like dark blue midgets that carries a knife in its right hand. They have big eyes, pointed ears, and fangs sprouting up. It’s about two heads tall and its face makes up about half its body. Both its attacking speed and defending speed are very sluggish and it's defense is much worse than the monsters encountered previously. When killed they drop a white fang called Kobold Salt which is just ordinary salt or they have a 33% chance of dropping a Jackknife. They appear on the 3rd floor of Vale Labyrinth and on the 1st floor of Kurataru Labyrinth. First appeared in 『Chapter 23』 of the web novel.

Monster Card
The kobolds monster card is special and has a function that strengthens the skill of the monster card it is fused with.