Time Travel Douluo: Doubao Help Me!

Shexia traveled through Douluo and awakened the seemingly mediocre Blue Dog martial spirit, but accidentally activated the portable system and named it "Doubao". While others are passionately competing for supremacy, he keeps growing, relying on his causal points to continuously evolve, transforming from a blue dog to a thundering holy dragon step by step, crushing everything in secret, and ascending to the top of the heavens.