The resin of the Yarukiman Mangrove possesses the ability to reduce the buoyancy of any entity that is encased within it to an amount that is below the buoyancy of the ocean, causing the entity to sink. Thus the consumer of the Tosou Tosou no Mi is capable of sinking just about any waterborne vessel with ease. Other than that, the consumer of the Tosou Tosou no Mi possesses the standard advantages of a Logia-type Devil Fruit User.