Question: MxO was billed as an official continuation of the storyline of a franshise created by film directors formerly known as what?
Sentence (from "The Wachowskis"): Collectively known as The Wachowskis ( ) and formerly as The Wachowski Brothers, the pair made their directing debut in 1996 with "Bound", and achieved fame with their second film "The Matrix" (1999), a major box office success for which they won the Saturn Award for Best Director.
Relevant evidence: Yes