Successfully Clear Terror Cavern Challenge Difficulty

Successfully Clear Terror Cavern Hard Difficulty

Successfully Clear Terror Cavern Hell Difficulty

Successfully Clear Even More Terrifying Cavern Challenge Difficulty

Successfully Clear Even More Terrifying Cavern Hard Difficulty

Successfully Clear Even More Terrifying Cavern Hell Difficulty

[Terminator] hidden class found at the end of the level

[Magic Swordsman] hidden class found at the end of the level

[Necromancer] hidden class found at the end of the level

[Paladin] hidden class found at the end of the level

[Mechanical Dragon Smith] hidden class found at the end of the level

[Hunter] hidden class found at the end of the level

[Cyber Maniac] hidden class found at the end of the level

[Shadow Dancer] hidden class found at the end of the level

[Death Knight] hidden class found at the end of the level

Kill 100 Bosses

Kill 200,000 Monsters

Deal 5,000 Damage in One Hit on Challenge Difficulty or Above

Hold 1,000 Skill Points at Once on Challenge Difficulty or Above