Lock Keepers are the Shadows that act as the last lifeline for the Monarchs in Persona 5 Strikers ... are accessible by Sophie and Joker’s personas, such as Arsene. Also, use elemental attacks ...

Fortunately, there's a back-alley clinic a block away from Leblanc, so Joker can get all the medicine he needs from Tae Takemi, the Death confidant of Persona 5 Royal. Ranking up Takemi's ...