yu gi oh structure deck fire kings The Best Cards From Deck: Structure Deck: Fire Kings –

For example, if Nethergoyf is in your library, its toughness is determined by the ability "Nethergoyf's power is equal to the number of card types among cards in your graveyard and its toughness is equal to that number plus 1." If your graveyard consists of an artifact card, a creature card, and an instant card, you won't be able to find Nethergoyf with Recruiter of the Guard since Nethergoyf's toughness will be 4

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You don't get an ETB trigger with this card like you do with most of the other cards

The first time this card would be destroyed by battle or by card effect, it is not