The next Selection Pack, Strike of Justice, has been announced for Master Duel. It will be releasing on February 5th (time zones applying). The following cards have been confirmed:
Live☆Twin Lil-la Sweet (UR)
Vanquish Soul Hollie Sue (UR)
Junk Warrior Extreme (UR)
K9-X Werewolf (UR)
Borrelshroud Dragon (UR)

Furthermore, on the same day, K9-66a Jokul (confirmed to be a UR) will be introduced as a Semi-Limited card upon release.