Underworld Resources Announces Accelerated Expiry of Warrants

NOT FOR DISSEMINATION IN THE UNITED STATES OR THROUGH U.S. NEWSWIRES

Underworld Resources Inc. (the "Company") (TSX VENTURE:UW) is pleased to
announce that the accelerated expiry provision in the share purchase warrants
(the "Warrants") originally issued by the Company on June 19, 2009 has been
satisfied, in that for a period of fifteen (15) consecutive trading days the
volume-weighted average trading price of the Company's shares on the TSX Venture
Exchange has been greater than $2.00 per share.


The Company has elected to accelerate the expiry of the Warrants and the expiry
date will now be May 3, 2010. Notice of the acceleration of the expiry of the
Warrants is being mailed to registered holders of the Warrants.


Holders may exercise the Warrants before 4:30 p.m. (Vancouver time) on May 3,
2010 by surrendering to the Company at Suite 1500, 409 Granville Street,
Vancouver, British Columbia, V6C 1T2 the Warrant certificate, together with (i)
a duly completed and executed exercise form in the form attached to the Warrant
certificate; (ii) the original Warrant certificate; and (iii) a certified
cheque, bank draft, cash or money order payable to Underworld Resources Inc. in
an amount equal to the purchase price of the number of shares subscribed for.


ON BEHALF OF THE BOARD OF DIRECTORS

Adrian Fleming, President and Chief Executive Officer