Achtung Baby

Achtung Baby (アクトン・ベイビー) is the stand of Shizuka Joestar featured in Part IV: Diamond is Unbreakable.

Abilities
Invisibility: It has the power to render its user invisible as a protective measure. Depending on stressful situations for Shizuka, the active strength of the stand can increase making the immediate suddoundings of the child invisible as well, be it a person's fingers, her baby carriage or even the ground. The shape of her invisibility can change as well, as shown when she was dropped into a pool and Joseph slit his wrist to use his blood to locate her, the shape was that of a sphere.