[Pendulum Effect]

You cannot Pendulum Summon monsters, except "Ritual Beast" and "Zefra" monsters. This effect cannot be negated.

[Card Text]

When this card is Normal or Pendulum Summoned: You can add 1 face-up "Zefra" monster from your Extra Deck to your hand, except "Ritual Beast Tamer Zefrawendi". You can only Special Summon "Ritual Beast Tamer Zefrawendi(s)" once per turn.