This'll contain massive spoilers for the story of Dragon Quest XI: Echoes of An Elusive Age. This'll also be much shorter than other analyses as its fairly innocuous and based on circumstantial evidence. Purely fun guesswork instead of concrete clues within the game.
Chrono Cross
List the Plot Holes: The Narrative Failures of The Worst Game Ever, Chrono Cross
Why Chrono Cross Truly Is The Worst Game Ever
Chrono Cross: Revisiting the Serge is Janus Theory
Why the Serge is Janus theory clears away plot contradictions, nicely intersects with the plotlines, and how both Chrono Trigger DS and the main game of Chrono Cross clearly validate the likelihood of Serge being Janus. I present to you Revisiting the Serge is Janus Theory, a.k.a. The Most Disturbing Chrono Cross Theory Ever.
Dragon Quest XI: Echoes of An Elusive Age Review and Final Thoughts
This is the quintessential Dragon Quest game and offers the best that the series delivers on. Definitely deserves Game of The Year, if nominated. If you're considering purchasing this game, I highly recommend it.