Kori Kori no Mi

The  is a  that allows its user to create an infinite number of bats and control them, making him a Bat-Controlling Human (蝙蝠制り人間). Coronello Bat is the pirate that ate it.

The fruit's name derives from the Japanese word for "bat", which is "koumori" (こうもり、蝙蝠).

Strengths
The user can control every single bat they produce and use them in a multitude of ways, be if offensively, defensively or for supplementary and miscellaneous tasks. The user can also create clones of themselves by joining several bats together.

Weaknesses
The Kori Kori no Mi suffers from the standards Devil Fruit weaknesses. The bats can also be rendered useless by interfering with their echolocation, by utilizing ultrasounds that disturb the bats'.

Usage
There are several ways of fighting using this skill, including creating a colony of bats to encase the opponent or to decrease their field of view, opening a chance for Coronello to attack.

He can also send a barrage of bats to attack the opponent, by scratching his target or even biting him, causing excruciating pain.

The last revealed trick utilized with the Kori Kori no Mi's power was the tracking of things, as he makes the bats use echolocation to discern where his targets are, making it almost impossible for one to escape.