Exhibit 99.1350CERT

Certification Pursuant to Rule 30a-2(b) under the 1940 Act and
Section 906 of the Sarbanes Oxley Act

Pursuant to 18 U.S.C.  1350, the undersigned officer of BlackRock
Commodity Strategies Fund and Master Commodity Strategies LLC
(together, the "Registrants"), hereby certifies, to the best of his
knowledge, that the Registrants' Report on Form N-CSR for the period
ended November 30, 2007, (the "Report") fully complies with the
requirements of Section 15(d) of the Securities Exchange Act of
1934, as amended, and that the information contained in the Report
fairly presents, in all material respects, the financial condition
and results of operations of each Registrant.

Date: January 16, 2008

/s/ Donald C. Burke
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Donald C. Burke, Chief Executive Officer (principal executive
officer) of
BlackRock Commodity Strategies Fund and
Master Commodity Strategies LLC

Pursuant to 18 U.S.C.  1350, the undersigned officer of BlackRock
Commodity Strategies Fund and Master Commodity Strategies LLC
(together, the "Registrants"), hereby certifies, to the best of his
knowledge, that the Registrants' Report on Form N-CSR for the period
ended November 30, 2007, (the "Report") fully complies with the
requirements of Section 15(d) of the Securities Exchange Act of
1934, as amended, and that the information contained in the Report
fairly presents, in all material respects, the financial condition
and results of operations of each Registrant.

Date: January 16, 2008


/s/ Neal J. Andrews
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Neal J. Andrews, Chief Financial Officer (principal financial
officer) of
BlackRock Commodity Strategies Fund and
Master Commodity Strategies LLC


This certification is being furnished pursuant to Rule 30a-2(b)
under the Investment Company Act of 1940, as amended, and 18 U.S.C.
Section 1350 and is not being filed as part of the Form N-CSR with
the Securities and Exchange Commission.