Diving into the entrepreneurial world is always an adventure, filled with a multitude of challenges and rewards. As we traverse this path, one of the crucial components of the journey lies within the realm of banking. More specifically, the innovative services and products offered by banks tailored to startups.

Emerging trends and predictions concerning the future of banks for startups suggest a significant revolution in the financial landscape. This imminent metamorphosis will not only influence the way startups operate but also redefine the relationship between financial institutions and entrepreneurs.

The advent of technology has notably shifted the paradigms that once governed the financial sector. This evolution has resulted in the birth of FinTech – a term defined as the integration of technology into the offering of financial services. This innovation has fostered a shift from traditional banking to digitized ventures, creating a competitive environment for traditional banks.

FinTech startups have shown their capacity to disrupt the conventional models of banking, standing at the frontier of the banking revolution. This disruption is largely due to their digital agility, ability to provide customer-centric solutions, and a knack for cutting costs and reducing bureaucratic red tape.

However, traditional banks still possess an advantage that startups lack - a trustworthy reputation and a long-standing customer base. If these traditional banks can harness the potential of emerging technologies and marry them with their established foundations, they could create an irresistible allure for startups.

One such technology is blockchain, a distributed ledger technology that allows transactions to be recorded in a secure and immutable manner. This technology could reshape the banking sector by providing greater security, transparency, and efficiency - all of which are highly coveted by startups.

The banking sector is also anticipated to witness an increase in collaboration, rather than competition, between traditional banks and FinTech startups. This symbiotic relationship, often referred to as 'coopetition,' allows both entities to harness their unique advantages and bridge gaps in service provision. Startups get to utilize the vast infrastructure and customer base of banks, while banks get to tap into the innovativeness and flexibility of startups.

Further, the rise of Neobanks – digital-only banks with no physical branches – is a significant trend to watch. Neobanks, such as Starling and Monzo, offer a seamless and streamlined banking experience, catering perfectly to startups' fast-paced and flexible nature.

Consequently, Neobanks' rise may compel traditional banks to rethink their business models and adapt to the digital era. This might entail a dramatic shift towards online banking services, mobile solutions, and AI-based customer service.

Additionally, the incorporation of AI and machine learning into banking services could revolutionize how startups manage their finances. Predictive analytics, risk assessment, personalized banking advice, and automation of mundane tasks are all on the horizon and could potentially save startups significant time and resources.

Lastly, regulatory technology, or RegTech, is another key player shaping the future of banking for startups. This technology aims to streamline and automate compliance procedures, reducing the regulatory burden on startups and allowing them to focus more on their core business activities.

However, these emerging trends also come with their respective caveats. Cybersecurity threats, data privacy concerns, and regulatory challenges are potential stumbling blocks that could hinder the evolution of banking for startups.

In conclusion, the banking sector is on the precipice of a significant transformation. The fusion of traditional banking with emerging technologies will undoubtedly redefine how startups navigate their financial journey. The future holds both considerable opportunities and challenges alike, making it a fascinating era for startups and banks. Startups must therefore keep their fingers on the pulse of these trends and adapt accordingly to thrive in this evolving landscape.