[TCG] BACH Premiere promo

Is this the work of an enemy stand?


Libromancer Geek Boy
WIND/Psychic
Level 3
800/800
You can reveal 1 Ritual Monster in your hand: Special Summon this card from your hand. If this card is Special Summoned: You can add 1 “Libromancer” Spell from your Deck to your hand. You can only use each effect of “Libromancer Geek Boy” once per turn.

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