Primary, Shotaro and Philip. They are 2 in 1 right?
Secondary, Ryusei. You "WATCHA!"'d your way through to best.
Teritary, Yoko. Cause Yoko.
Also I woulx love to hear the number 37 story please.

Alright now I could say check my signature lol.

Primary: Kazuma Kenzaki/ Blade
Secondary: Gou Shijima/ Mach
Tertiary: Mitsuzane Kureshima/ Ryugen

Primary : Hibiki
Secondary : Knight (actually my favorite Rider Hero)
Tertiary : Zanki/Todoroki

Primary: Knight/Ren Akiyama (I'm kidding... Sort of). Gentaro Kisaragi. The only Rider to not actually kill any of his respective MotW-types, and better, befriending most of them after delivering a Rider Ass-Kicking.

Secondary: Do I have to say it?!

Primary: Gentaro

Secondary: Ryuusei

Primary: a tie between Shotaro Hidari and Souji Tendou
Secondary:Ryusei Sakuta
Tertiary: Takatora Kureshima

Primary Rider: Kouta and Eiji
Secondary Rider: Gou and Hajime
Tertiary Rider: Kitaoka

Primary Rider: Shotaro (Kamen Rider Joker), Kouta (Gaim)
Secondary Rider: Terui Ryu
Tertiary Rider: Skull, Chase

Chase is Tertiary, because the Secondary for Drive is Gou.