Wu (LEGO Dimensions)

An individual with a white beard and robes once watched as the Twelfth Doctor, Peter Venkman, and Doc Brown crashed into each other on the Brick Boulevard. (WC: Doctor, Doctor, Doctor)

Information from invalid sources
Sensei Wu could sense that the Doctor had "great wisdom". (NOTVALID: LEGO Dimensions)

Other matters
Sensei Wu originates from the Ninjago franchise, which is represented in LEGO Dimensions.