Chosen of Zefra

Continuous Trap

This card gains these effects depending on the number of face-up "Zefra" monsters with different names in your Extra Deck.
● 3 or more: Monsters you control gain 100 ATK for each face-up card in any Extra Deck.
● 5 or more: Monsters you control cannot be destroyed by an opponent's card effects.
● 8 or more: Monsters you control cannot be targeted by an opponent's card effects.
● 10: You can send this card to the Graveyard; shuffle all cards from your opponent's hand, field, and Graveyard into the Deck.

Rulings – Yugipedia

Printings:

Crossed Souls: CROS-EN071 (Common) - 2015-05-14
Crossed Souls: Advance Edition: CROS-ENAE2 (Super Rare) - 2015-07-02

Prices:

Cardmarket: 0.04 €
TCGplayer: $ 0.01