The main nerve traveling down the leg is the sciatic nerve. Pain associated with the sciatic nerve usually originates when nerve roots in the spinal cord become compressed or damaged. Symptoms can include tingling, numbness, or pain that radiates to the buttocks, legs, and feet.
Hearthstone: Kobolds & Catacombs release date for PC December 8, 2017 6 Weeks Ago (US)
Default part of Standard, won't be removed Whispers of the Old Gods; One Night in Karazhan; Mean Streets of Gadgetzan; Until the first release of a new set in 2018 Journey to Un'Goro; Knights of the Frozen Throne; Kobolds and Catacombs; Until the first release of a new set in 2019