FireFly Metals Ltd. — Share Issue/Capital Change 2025

Jun 17, 2025

Cassels

June 17, 2025

FILED BY SEDAR+

• Ontario Securities Commission
• British Columbia Securities Commission
• Alberta Securities Commission
• Saskatchewan Financial and Consumer Affairs Authority
• Manitoba Securities Commission
• Financial and Consumer Services Commission, New Brunswick
• Nova Scotia Securities Commission
• Office of the Superintendent of Securities Service, Newfoundland and Labrador
• Financial and Consumer Services Division, Prince Edward Island

Dear Sirs/Mesdames:

RE: Firefly Metals Ltd. (the “Corporation”)
Final Short Form Prospectus dated June 17, 2025 (the “Prospectus”)

We refer to the Prospectus of the Corporation relating to an offering of ordinary shares.

We, as counsel to the Underwriter, hereby consent to the use of our firm opinion under the heading “Eligibility for Investment” and to the reference to our firm name on page iii of the Prospectus and under the headings “Plan of Distribution” and “Interest of Experts”.

We confirm that we have read the Prospectus and that we have no reason to believe that there are any misrepresentations in the information contained therein that is derived from our opinion referred to above or that is within our knowledge as a result of the services we performed in connection with such opinion.

Yours truly,

“CASSELS BROCK & BLACKWELL LLP”

t: 416 869 5300
f: 416 360 8877
cassels.com
Cassels Brock & Blackwell LLP
Suite 3200, Bay Adelaide Centre – North Tower, 40 Temperance Street
Toronto, ON M5H 0B4 Canada