Nicole Oliver (born February 22, 1970) is a Canadian actress. Among her better-known roles are Kelly Blaine on Kung Fu: The Legend Continues, Risty Wilde on X-Men: Evolution, Katsumi Liqueur in Silent Möbius, Zoe Trent in Littlest Pet Shop, the Sorceress on the 2002 Masters of the Universe cartoon, as well as Princess Celestia and Cheerilee on My Little Pony: Friendship Is Magic. She also hosts the reality series Crash Test Mommy.