You can reveal this card and 1 Fiend monster in your hand; Special Summon 1 of them and discard the other. When a monster is destroyed by battle involving your Fiend monster, while this card is in your GY: You can add this card to your hand. You can only use each effect of «Zalamander Catalyzer» once per turn.

Pendulum Effect
You cannot Pendulum Summon monsters, except «Yang Zing» and «Zefra» monsters. This effect cannot be negated.
Monster Effect
When this card is Pendulum Summoned, or when this card is destroyed by battle or card effect while in your Monster Zone: You can add 1 «Yang Zing» or «Zefra» Spell/Trap from your Deck to your hand. You can only use this effect of «Zefraniu, Secret of the Yang Zing» once per turn.

Pendulum Effect
You cannot Pendulum Summon monsters, except «Yang Zing» and «Zefra» monsters. This effect cannot be negated.
Monster Effect
If this card is Pendulum Summoned, or Special Summoned from the Main Deck: You can target 1 «Yang Zing» or «Zefra» monster you control, except «Zefraxi, Treasure of the Yang Zing»; that face-up monster is treated as a Tuner this turn, also place this card on the bottom of the Deck when it leaves the field. You can only use this effect of «Zefraxi, Treasure of the Yang Zing» once per turn.

You can discard this card to the GY; add 1 «The Sanctuary in the Sky» from your Deck to your hand. If «The Sanctuary in the Sky» is not on the field, destroy this card.

If this card is sent from the field to the GY, or Special Summoned from the GY: You can activate this effect; your opponent draws 1 card, and if they do, you add 1 «Ogdoadic» monster from your Deck to your hand, except «Zohah, the Ogdoadic Boundless», then, each player sends 1 card from their hand to the GY. If this card is in your GY: You can send 1 card from your hand to the GY; add this card to your hand. You can only use each effect of «Zohah, the Ogdoadic Boundless» once per turn.

You can target 1 «Magistus» monster you control; equip it with 1 «Magistus» monster from your Extra Deck. If this card becomes equipped with a «Magistus» Monster Card: You can Special Summon 1 Level 4 Spellcaster monster from your hand or GY in Defense Position, except «Zoroa, the Magistus of Flame», but its effects are negated. You can only use each effect of «Zoroa, the Magistus of Flame» once per turn.