I Invincible from the doomsday start

[Invincible Cool Article] In the post-apocalyptic era 200 years later. Lin Xinghai obtained the system, ran amok in the post-apocalyptic world, and crushed all enemies. Crushing is cool for a while, and always crushing is always cool. Ding!

Obtained +1 of blood qi power. Ding! Obtained +1% of genetic optimization. Ding! Obtained proficiency in firearms skills.