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Privacy Notice

Last updated: August 27, 2026

This Privacy Notice explains how Seth Wyatt Griffin (“we”, “us”, or “MarketBall”) collects, uses, and protects your personal data when you use the MarketBall website and services (collectively, “the Service”). MarketBall is a fantasy sports analytics and information service; we do not accept wagers, hold customer funds for wagering, or process prediction-market transactions.

We never see or store your full payment card details. Card data is collected and processed directly by our third-party payment provider. We receive only limited billing metadata (such as your subscription status, plan, country for tax purposes, and the last four digits of a card where provided).

1. Data Controller

Seth Wyatt Griffin is the data controller responsible for your personal data collected through the Service. For privacy questions, contact us at marketballsupport@gmail.com.

2. Personal Data We Collect

We may collect the following categories of personal data:

  • Account data: name, email address, authentication provider ID, and password hash (if applicable).
  • Profile data: fantasy team names, watchlist selections, and team rosters that you choose to save.
  • Usage data: pages visited, features used, clicks, and interaction patterns.
  • Device/technical data: IP address, browser type, operating system, device identifiers, and referral URLs.
  • Communication data: messages you send to our support team or feedback you provide.
  • Marketing preferences: whether you have opted in to receive product updates and promotional communications.

3. How We Use Your Data

We use your personal data for the following purposes:

  • Contract performance: to create and manage your account, provide access to rankings and tools, and fulfill subscriptions.
  • Legitimate interests: to improve the Service, analyze usage trends, prevent fraud and abuse, and provide customer support.
  • Consent: to send you marketing emails or newsletters, where you have opted in. You may withdraw consent at any time.
  • Legal obligation: to comply with applicable laws, regulations, or legal process.

4. Who We Share Data With

We share personal data only as necessary with the following categories of recipients:

  • Service providers: hosting, authentication, analytics, error reporting, and customer support tools.
  • Payment service providers: where you purchase a paid subscription, a third-party payment provider processes the transaction, handles billing and invoicing, and may act as an independent controller for the payment data it collects. MarketBall does not directly store complete payment card information.
  • Professional advisers: legal, accounting, or insurance professionals where necessary.
  • Authorities: law enforcement or regulators when required by law or to protect our rights.

5. International Transfers

Some of our service providers may process data outside your country of residence, including the United States. Where personal data is transferred from the UK or EEA, we rely on appropriate safeguards such as Standard Contractual Clauses or adequacy decisions approved by relevant authorities.

6. Data Retention

We keep your personal data for as long as necessary to provide the Service, fulfill the purposes described in this Notice, or comply with legal obligations. When data is no longer needed, we delete or anonymize it.

7. Your Rights

Depending on your location, you may have rights including: access to your data, correction of inaccurate data, erasure (“right to be forgotten”), restriction of processing, data portability, objection to processing based on legitimate interests, and withdrawal of consent for marketing. We aim to respond to requests within one month. You also have the right to complain to a supervisory authority in your jurisdiction.

8. Security

We implement appropriate technical and organizational measures to protect your data, including encryption in transit, access controls, and regular security reviews. No method of transmission over the internet is completely secure, and we cannot guarantee absolute security.

9. Cookies & Tracking

We use cookies and similar technologies to operate the Service (essential cookies) and to understand usage (analytics cookies). You can manage cookie preferences through your browser settings. For more details, see our Cookie Policy below.

10. Children’s Privacy

The Service is not intended for children under 13. We do not knowingly collect data from children under 13. If you believe we have collected such data, please contact us.

11. Cookie Policy

Essential cookies: required for authentication, account security, and core Service functionality.

Analytics cookies: help us understand how users interact with the Service so we can improve it.

You can disable non-essential cookies through your browser settings. Disabling essential cookies may prevent parts of the Service from working.

12. Changes to This Notice

We may update this Privacy Notice from time to time. We will post the updated version on this page with a revised “Last updated” date. Continued use of the Service after changes constitutes acceptance of the updated Notice.

13. Contact

For questions or to exercise your privacy rights, please contact us at marketballsupport@gmail.com.