There are very many people who were "anti_Moi". Let me name a few:
1. Koigi Wa Wamwere - In 1974 gets land and cash from Moi to fight Kihika Kimani
2. Martin Shikuku - 1992 - Goes to State House for Ugali and comes out a very wealthy man
3. Johnstone Makau - SDP Founder and defector