Who would win, The entirety of Zaun and Piltover (Arcane) or an evil invincible (Invincible)

In this fight, every non-civilian from Zaun and Piltover will fight including dead characters like Silco, Vander and Jinx. The evil invincible will have the average power of all the evil invincibles in season 3 episode 7. Also nobody holds back.

Who's winning?