How to define this exact relation on prisma

model User {
  id          Int           @id @default(autoincrement())
  email       String        @unique
  password    String
  name        String        @unique
  crested_at  DateTime      @default(now())
  duels       Duel[]
  TazooOnUser TazooOnUser[]
  
}

model Duel {
  id         Int      @id @default(autoincrement())
  winner     User     @relation(fields: [winnerId], references: [id])
  loser      User     @relation(fields: [loserId], references: [id])
  winnerId   Int
  loserId    Int
  crested_at DateTime @default(now())
}