Undoubtedly, some of the baddest warriors of all time were the samurai of ancient Japan, known for their precision, honor and super cool swords. A samurai's sword, or katana, was one of the finest cutting blades in the known world, and one swordsmith became so skilled that he made a blade that was sharp enough to cut light, rendering its bearer invisible.
While tracking MacPherson, Pete walks into a room and confronts a local police officer, but when the man's head is sliced off by what seems to be thin air, he knows that MacPherson has hold of the supernatural blade.
On a rainy day at the Warehouse, Pete accidentally triggers an artifact that transforms the team into two-dimensional diorama versions of themselves, and returns the Warehouse to its original, unstable design.
Who knew Claudia had those moves?! OK, so maybe they're artifact-induced, but we're so in love with the spangles, we don't care!