Edison Format · March 2010
When "Sinister Sprocket" is used as a Synchro Material Monster, if the Synchro Monster becomes a DARK monster when it is Synchro Summoned (due to "DNA Transplant", etc.), you can activate the effect of "Sinister Sprocket".
When "Sinister Sprocket" is used as a Synchro Material Monster, if the Synchro Monster becomes a DARK monster when it is Synchro Summoned (due to "DNA Transplant", etc.), you can activate the effect of "Sinister Sprocket".