When does the game end if the final Mastermind Tactic is defeated and its text returns the Mastermind to play?

Question

Accepted Answer

Without Final Showdown, the game ends once the final tactic's text has resolved. If that text leaves the Mastermind in play, you must attack it again.

Legendary: A Marvel Deck Building Game

When does the game end if the final Mastermind Tactic is defeated and its text returns the Mastermind to play?

Legendary: A Marvel Deck Building Game

When does the game end if the final Mastermind Tactic is defeated and its text returns the Mastermind to play?