Prospero Grants Options to Directors, Officers and Employees

VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 07/05/12 -- Prospero Silver Corp. (TSX VENTURE: PSL) ("Prospero" or the "Company") announced today that it has granted stock options to purchase 1,025,000 common shares in the capital of the Company to various directors, officers and employees of the Company. The stock options are exercisable at a price of $0.10 per share for a period of five years from the date of issuance in accordance with the policies of the TSX Venture Exchange (the "Options"). Stock options granted to employees will be subject to a vesting schedule with 1/3 to vest immediately, 1/3 to vest six months from the date of grant and the remaining 1/3 to vest one year from the date of grant.

The Options have been granted in accordance with the terms of the Company's 10% Rolling Stock Option Plan approved by the shareholders on June 27, 2012. Under the terms of the TSX Venture Exchange's Director and Employee Stock Option Policy, the Options herein described are subject to a four-month hold period.

About Prospero Silver Corp.:

Prospero is a Canadian resource company with the majority of its staff based in Mexico and who work for its wholly owned subsidiary Minera Fumarola, SA de CV (Fumarola). Prospero's objective is to quickly evaluate the properties currently optioned for their suitability to provide size potential and/or amenability for strategic joint ventures.

Forward-Looking Statement Cautions:

This news release contains certain "forward-looking statements" within the meaning of Canadian securities legislation, relating to the closing of a non-brokered Private Placement. Although the Company believes that such statements are reasonable, it can give no assurance that such expectations will prove to be correct. Forward-looking statements are statements that are not historical facts; they are generally, but not always, identified by the words "expects", "plans", "anticipates", "believes", "intends", "estimates", "projects", "aims", "potential", "goal", "objective", "prospective", and similar expressions, or that events or conditions "will", "would", "may", "can", "could" or "should" occur, or are those statements, which, by their nature, refer to future events. Factors that could cause actual results to differ materially from these forward looking statements include, but are not limited to, variations in the nature, quality and quantity of any mineral deposits that may be located, the Company's inability to obtain any necessary permits, consents or authorizations required for its planned activities, and the Company's inability to raise the necessary capital or to be fully able to implement its business strategies. The reader is referred to the Company's reports, publicly available through the Canadian Securities Administrators' System for Electronic Document Analysis and Retrieval (SEDAR) at www.sedar.com, including the risk factors discussed in Prospero's November 27, 2009 prospectus. Except as required by securities laws and the policies of the TSX Venture Exchange, Prospero disclaims any intention or obligation to update or revise any forward-looking statement, whether as a result of new information, future events or otherwise.

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.

Contacts:

Prospero Silver Corp.

William Murray

Chairman

(604) 248-0797


Contact Financial

Peter Murray

604-689-7422