Knights Reborn

Title says it all.

https://www.youtube.com/watch?v=ZZ5LpwO-An4

https://www.youtube.com/watch?v=fe4fyhzS3UM

https://www.youtube.com/watch?v=ykwqXuMPsoc

https://www.youtube.com/watch?v=q6-ZGAGcJrk

https://www.youtube.com/watch?v=uty2zd7qizA

https://www.youtube.com/watch?v=dQw4w9WgXcQ (gol knows this link ;D)

https://www.youtube.com/watch?v=oavMtUWDBTM

https://www.youtube.com/watch?v=XTgFtxHhCQ0

How to lock threads?