Didn't we see this in Terminator 2?
https://www.sciencealert.com/scient...A4pGreyfJnv3glMPypRnu814RK2dKDhW0RPSAC_6vOXjw
Scientists Create Shapeshifting Humanoid Robot That Can Liquefy And Reform
https://www.sciencealert.com/scient...A4pGreyfJnv3glMPypRnu814RK2dKDhW0RPSAC_6vOXjw