Buck (Home on the Range)

Buck is a self-centered, action-loving horse from the 2004 film Home on the Range where he serves as the secondary protagonist. He has a mind of an action horse. He then reforms at the end and helps the cows after he discovers that Rico, his idol, is secretly working for Alameda Slim.

Trivia

 * Buck is revealed to be a cousin of Applejack and Apple Bloom in Thomas and Twilight Sparkle go Home on the Range.