I'm Just a Goblin Slayer Who Slaughters Dungeons

[A fantasy world, with a touch of Dungeon Hunters, a slow-paced adventure, featuring both magic and martial arts] Upon arriving in a fantasy world, Annan gained a stat panel. By practicing his skills and slaying monsters, he would become increasingly powerful. He had imagined that in this era of monster influx and the resurgence of evil, he would embark on a legitimate adventure of defeating dragons, slaying demons, and exploring dungeons in search of the truth. However, after accidentally killing a goblin of some unusual species, Annan discovered his reward-farming buddy... "You have killed 10 dragon-type goblins, earning the proficiency titles 'Goblin Hunter' and 'Dragon Hunter'." 'Dragon Hunter': You have slain at least 10 dragon-type monsters, granting you the [Armor Break] and [Critical Attack] effects against dragon-type monsters. [Armor Break]: Your attacks are more effective at breaking through tough dragon scales. [Critical Attack]: Your...