TeamBackPack Season 3 Ep. 8: So Proper, Catalyst, Armani Cooper (prod. M-Jaf) (Video) September 23, 2011Em Dub Another new TeamBackPack cypher, produced by M-Jaf! Catalyst went IN! Directed by ChasenPaper. Artists: Armani Cooper Catalyst So Proper TeamBackPack You may also like Catalyst ft. Obvi – Reunion (prod. Black Milk) Catalyst – Cats Life 3 (Mixtape) Locksmith x Cyhi The Prynce – Cypher (Prod. Trox) Notrotious feat. Catalyst – Waves