Apocalypse: First, I'll Draw a Hundred Million Maxed-Out Characters

In this apocalypse, you can kill zombies, trade them for primogems, and pull for characters. If you get a character at maximum constellation, you can bring them into the real world. As someone reborn, Kong Hen naturally plans to spend just a little extra on primogems, then pull for a billion max-constellation characters in the all-character pool before the apocalypse begins. What? You’re still grinding away at zombies? Sorry, I wiped them all out with one Planet Befall...