How does Apocalypse's Four Horsemen effect resolve when each other player has a Four Horsemen Villain in their Victory Pile?

Question

Accepted Answer

One player at a time in turn order, each player moves one Four Horsemen Villain from their Victory Pile to the Sewers, as if it were played from the Villain Deck, advancing the city.

Legendary: A Marvel Deck Building Game

How does Apocalypse's Four Horsemen effect resolve when each other player has a Four Horsemen Villain in their Victory Pile?