Collaboration between INVAXION and ilem is now officially online! “2:3”, the latest music album produced by ilem and also the first involvement of Bilibili in releasing music album for their website's content creators, quickly went viral within the listeners right after released. Being the representative producer of Chinese Vocaloid, ilem's fame started from Bilibili with his catchy tunes and meme-vibe music video, and being more than just an internet viral as his songs were also featured in various TV shows!

This DLC contains 4 new songs in addition:
勾指起誓
夜间出租车
大氿歌
得过且过的勇者

A limited “2:3” theme Spaceship will also be featured in the game at the same time.