TheDarkRedAmuletpresentstheVajrayanapracticeofVajrakilayaaccordingtotheoraltransmissionlineageofthegreatseventeenth-centurytreasure-revealerTsasumLingpa.Vajrakilayaembodiestheenlightenedactivityofallthebuddhasthatsubjugatesdelusionandnegativityinordertoclearobstaclestospiritualpractice.TheessentialpurposeofVajrakilayapracticeistodiscovertheabsolutevajranaturethatwilltransformeverydualityhindranceintoclearwisdomandcompassion.Inthistext,therenownedscholarsandmeditationmastersKhenchenPaldenSherabRinpocheandKhenpoTsewangDongyalRinpochepresentthehistoryofthislineageandthemiraculousstoryofhowTsasumLingparevealedthistermateaching.Theirline-by-linecommentaryontheshortandcondensedsadhanasprovidesaninvaluableguideforpractitionerstocombinetheskillfulmeansofcompassionandwisdomthatarethefoundationofTibetanBuddhism.