OP-One Piece Mod includes stuff from the anime called One Piece.

Project:

Devil Fruits

• Gum Gum Fruit
• Goro Goro Fruit
• Bara Bara Fruit
• Clear Clear Fruit
• Slow Slow Fruit

Item/Food

• Cola for Franky
• Rumbleball
• Usopp’s slingshot

Weapons

• Shuusui
• Sandai Kitetsu
• Wado-Ichi-Monji
• Mihawk’s Sword
• Nami’s Climatact
• Mihawk’s Knife
• Brook’s Weapon
• Crocodile’s Hook
• Crocodile’s poisoned Hook
• Smoker’s Jitte

Screenshots:

When you eat a devil fruit, you get special attacks, they spawn in your inventory.