The "piece" you are likely looking for is a designed for cosplay or Halloween:
Listed by various sellers on Mercado Livre , often with options for express shipping or interest-free installments. Context of Gotham Knights GOTHAM KNIGHTS(202)
The search result for primarily refers to a specific Nightwing Cosplay Costume (Fantasia Masculina de Cosplay Nightwing) inspired by the 2022 Gotham Knights video game . This item is frequently listed on retail platforms like Mercado Livre . Product Details The "piece" you are likely looking for is
If you are looking for information about the source material rather than the costume: GOTHAM KNIGHTS(202)