Unicorn

Unicorn is a new creature added to the upcoming The Sims 3: Pets. It was announced for the first time on The Sims 3 Pets - Gamescom Trailer (Germany).

Unicorns are mystical, magical creatures that can be added into any family. There are two kinds of unicorns:
 * Friendly - Blesses your Sim and helps with gardening.
 * Nasty - Curses your Sim and brings him or her bad luck. It can start fires. [1]