My f1.5 or faster group, I
Helios 40(1.5/85) Mitakon 1.2/85, Samyang 1.2/85, Zenitar 0.95/50, Kamlan 1.1/50 II, Minolta 1.4/58, Zenitar 1.4/85, Ttartisan 0.95/50, Ttartisan 1.25/75, Mitakon 0.95/50 II, Rokinon 1.2/35, Voigtlander Nokton 1.4/58, 7Artisan 1.1/50, 7Artisan 0.95/35, Soviet 1.2/35, Jupiter 1.5/50
My favorite by far is Zenitar 0.95, it has the best character and all the attributes I like in a fast lens.
Slightly updated.
Added: Sigma Art 1.4/50 and 30, Pentax FA 1.4/50, Voigtlander Nokton 1.4/40, Two Soviet 1.2/50's, Two Ttartisan 1.2/50's, Viltrox 1.4/23