5x07 Strange Frequencies+*referred to by «12» Tracy Stewart+Appears in 5x02 - Parasomnia, 5x03 - Dreamcatchers, 5x04 - Condition Terminal, 5x07 - Strange Frequencies, 5x10 - Status Asthmaticus, 5x11 - The Last Chimera, 5x12 - Damnatio Memoriae, 5x13 - Codominance, 5x14 - The Sword and the Spirit, 5x15 - Amplification, 5x16 - Lie Ability, 5x19 - The Beast of Beacon Hills, 5x20 - Apotheosis