The crisis involving Banco Master has drawn attention due to its intricate connections with both the public and private sectors, indicating that the situation is far from being resolved. Over the past 19 months, various operations led by the Federal Police, including Quasar, Tank, Concierge, Hydra, and Magnas Fraus, have uncovered a range of fraudulent activities, such as money laundering, tax evasion, and links to organized crime factions like the PCC (Primeiro Comando da Capital). These allegations reveal a systemic issue within the Brazilian banking sector that goes beyond a single institution and reflects deeply rooted vulnerabilities. In one significant investigation, Operation Carbono Oculto, a fintech was identified acting as a 'parallel bank' with transactions exceeding R$ 46 billion from 2020 to 2024, showcasing a massive scale of undisclosed financial operations. This situation is exacerbated by the liquidation of entities like Will Bank and Banco Pleno, alongside the ongoing difficulties faced by BRB (Banco de Brasília). The emergence of cases such as the Reag incident further complicates this precarious financial landscape, highlighting the pervasive nature of the struggles within the Brazilian banking system. The narrative behind the downfall of Banco Master is not attributed to a singular moment but is instead the result of numerous failures and decisions made over time. Analogous to an airplane crash, it shows that a multitude of mistakes and poor judgments can lead to substantial ramifications. The need for a more robust platform to enhance banking competition was highlighted as a crucial agenda for regulatory bodies, yet the unfolding events demonstrate profound challenges that persist within the sector, calling into question the effectiveness of existing safeguards.