Roy Walton Roy Walton ( 2004 ) Roy Walton ( born 1932 in London ) is a card magic expert from England who currently lives and works in Scotland . First interested in magic at the age of eight , Roy Walton is a recognized card magician creating hundreds of classic card effects , including his most famous effect , Card Warp . Roy has written two books on card magic , currently published by Lewis Davenport Ltd. of London , and he continues to contribute to several English language magazines on card magic ( e.g. , Magic magazine ) . Publications Walton , Roy . Card Warp . Lewis Davenport Ltd. 1974 . Walton , Roy . The Complete Walton - Volume 1 . Lewis Davenport Ltd. 1981 . Walton , Roy . The Complete Walton - Volume 2 . Lewis Davenport Ltd. 1988 . Awards Some information in this article or section has not been verified and may not be reliable . Please check for any inaccuracies , and modify and cite sources as needed . International Brotherhood of Magicians [ citation needed ] The Magic Circle [ citation needed ] External links Tam Shepherds Trick Shop where Walton is the manager . This magic -related article is a stub . Please help Wikipedia by expanding it . Categories : Wikipedia articles needing factual verification | Articles with unsourced statements | Magic ( illusion ) stubs 