Coalition of Assassins

The Coaliation of Assassins is the coalition consists of the deadliest assassins in the world, all of whom are willing to kill anyone provided the price is right.

Monster Associaiton Arc
Flashy Flash reveals to Gale Wind and Hell Fire that at some point in time, all high-ranking members of the Coalition tasked with killing Flashy Flash have instead been killed by him. Flash dumped their bodies at the ocean.