The official reason for Michael hating Toby is because Toby is from "Corporate" . Toby often puts an end to Michael's weird plans!
Toby Wyatt Flenderson, M.S.W. (born in 1971) is a fictional character on the U.S. comedy television series, The Office. He is portrayed by the show's writer, director, producer and showrunner Paul Lieberstein, and is an original character with no equivalent in the original British version of the series.
Toby the Tram Engine (The Railway Series)
Toby the Tram Engine is a fictional anthropomorphic tram engine in The Railway Series by the Rev. W. Awdry and his son, Christopher; he also appears in the spin-off television series Thomas & Friends. Toby, a tram engine with cowcatchers and sideplates, carries the North Western Railway running number seven and works on the same Ffarquhar branch line as Thomas the Tank Engine. Business Finance