Potechokin

The Potechokin (ポテチョキン) is a cup of french fries and crab-like device that can switch between its Food Mode and its Roid Mode to cut though things. It is activated through the Scissors Switch.

Etymology
Potachokin's name comes from the words "potato" (ポテト) and the Japanese word for "cut" (チョッキン).