Used as battle horses long ago, is considered one of the fastest racing breed known. The Akhal-Teke has influenced the Thoroughbred, Trakehner, Russian Don, Budyonny, Karabair, and the Karabakh. Has the endurance of an Arabian and is built thin and muscled.The Arabian. The Arabian horse, arguably the most beautiful breed of horse was originally breed for speed and endurance.he Akhal-Teke has influenced the Thoroughbred, Trakehner, Russian Don, Budyonny, Karabair, and the Karabakh. Has the endurance of an Arabian and is built thin and muscled. The Arabian. The Arabian horse, arguably the most beautiful breed of horse was originally breed for speed and endurance.