Body Bulk

Body Bulk is a Quirk used by Shuichi Iguchi, given to him by All For One, who stole it from someone else.

Description
Body Bulk allows its user to bulk up their entire body, greatly increasing their physical strength and body size.

Weaknesses
Due to the stress of possessing multiple Quirks, using Body Bulk causes Spinner to gradually grow mentally unstable and fatigued.

Trivia

 * Body Bulk's functionality is very similar to Gigantification and Stress.