: By draining Orion, Vrak turns the Rangers’ Legendary Keys to stone and disables their Super Mega Mode . This forces the team to revert to their original Megaforce forms and arsenal, including the Gosei Great Megazord . Dark Robo Knight Returns
The most emotional blow for the team is the return of Robo Knight , who has been MIA since the Megaforce finale. [S21E16] Vrak is Back (1)
: Vrak reveals he has been holding Robo Knight captive and has reprogrammed him into Dark Robo Knight. : By draining Orion, Vrak turns the Rangers’
Vrak isn't just back for revenge; he’s back to finish what he started with a multi-layered plan to literally tear the Earth apart: : By draining Orion