@startuml

actor "Server" as SC
actor "Moderator" as P

rectangle "Moderator-Client Online Mode" {
    usecase "Play Game" as md
    usecase "Pause Game" as cp
} 

rectangle "Moderator-Client Offline Mode" {
    usecase "Play Game" as md2
}

SC -up-> md
P -up-> cp

P -up-> md2

@enduml