W2W2nite 1/16/21: Adult Swim

Premieres: 12:30 am ET/PT:
“Midnight Train”
Network: Adult Swim
Though glad the war is over, both the Eldian Warriors and Marley brass realize that neither have a future unless they finish the job of retaking the Founding Titan

“The Night Sky Blade”
Network: Adult Swim
Alice and Asuna head to the World’s End Altar as Kirito confronts Gabriel; unless he can defeat Gabriel and return to the real world before the maximum-acceleration phase begins, Kirito will have to spend the next 200 years in the Underworld.
"There are also other characters that come and go (also owned by the Warner Bros. Discovery conglomerate media company)."
Huh. Is that just referring to other characters from the show itself, or is this implying that the new season is going to have cameos from other WBD IPs