This is a hard one to decide on. For one, its Sith vs Jedi. For two, There one of the most powerful of there order. Who would win?

Darth Bane vs Mace Windu

Darth Bane, (born as Des) was raised on the planet of Apatros. He was a big, and strong man who was incredibly strong in the force. He joined the Sith army and became a sith apprentice, taking secret lessens from his love, Githany, and his saber instructer, Kas'im. He wielded a curve- handled lightsaber like that of Count Dooku. He was very strong and powerful in the force and he was very strategic.

Mace Windu, born on the planet Haruun Kal, was a senior member of the Jedi Council. He was very wise and powerful. He was the creater of the seventh form of lightsaber combat, Vaapad. Vaapad, one of the most dangerous forms for a jedi to use, was mastered only by two known Jedi, Mace Windu and Depa Billaba. Mace was eventually killed by Palpatine(Darth Sidious) and Anakin Skywalker. He wielded a purple lightsaber, with a gold, black, and silver hilt.

Who would win?

MTFBWY!