Exhibit 23.0 CONSENT OF INDEPENDENT ACCOUNTANTS ---------------------------------- We hereby consent to the incorporation by reference in each of the thirteen Registration Statements on Form S-8 (No. 33-14717, No. 33-51454, No. 33-34920, No. 33-57082, No. 33-62185, No. 333-01061, No. 333-03385, No. 333-47459, No. 333-47461, No. 333-67493, No. 333-75145, No. 333-79099 and No. 333-64984), and in the Registration Statements on Form S-3 (No. 333-68017 and No. 333-73177) of Mattel, Inc. and its subsidiaries of our report dated January 30, 2002 relating to the financial statements and financial statement schedule, which appears in this Annual Report on Form 10-K. /s/ PricewaterhouseCoopers LLP Los Angeles, California March 28, 2002