I Am Invincible as the Black Dragon Boss at the Start

The game comes to reality, opening the era of job change!Su Yang changed his job and became an ordinary fighter.But unexpectedly found that he was also a level 99 black dragon boss?The first time you tried to connect to the boss, you encountered a level A guild directly?Facing those job changers who were fully armed to the teeth, Su Yang casually spewed out a mouthful of black flames——【You have wiped out the 'Spirit Hunting' guild】[Experience gained: +990,000, lv.1-lv.20 (experience overflow has been stored, please change jobs as soon as possible)][Obtained drops: Diamond Rank·Great Sword·Call of the Storm, Job Change Scroll...]Slowly, when the part-time boss lv.99 changes from Black Dragon to lv.999 Abyss Master.Su Yang realized that he seemed to be invincible?