If the world had a Sequence Game

In the bustling metropolis, bathed in the neon glow of the blue and purple night, the system bestows upon players the abilities they've always dreamed of. Immortal arts, martial prowess, Yin-Yang sorcery, extraordinary technologies, spirit-binding enchantments... Players from different systems engage in the battle of the sequences. ——My name is Shadow, and by the time you read this message... I am already the first in the sequence.