[quote][b]Posted by:[/b] woooooooo13 He was slipspace'd to where ever the portal of the composer lead to, My guess is that the ending dialoge was him talking in a forerunner trial.[/quote] He wasn't put on trial, the Librarian just stowed away on his ship and shot him - imprisoning him on Requiem. Everything he says in the Epilogue ONLY makes sense in the context of events that have happened in Halo 4 - he would not say "humanity stands as the greatest threat in the galaxy" after he's just had them devolved into a Tier 7 state...