As the Gum-Gum Fruit was revealed to be the Mythical Zoan Human-Human Fruit Model ... previous Gear forms, including Gear 4, another transformation that featured prominently in Luffy’s post ...

During the Wano Arc, the alleged Paramecia-class Gom-Gom was revealed to be a Mythical Zoan, the Human-Human, Model ... This form, called Gear 4 Boundman, allows Luffy to retract his arms and ...

Luffy's devil fruit, the Human-Human Fruit Model: Sun God Nika ... incredible abilities from this simple power, like Gear 3 and Gear 4. However, with only a few exceptions, there are some limiting ...