As the swarm approached, the buzzing of their wings slowly transformed into a more pronounced "thud, thud" sound.
Just like the Vanguard, they had their own formation, with 10 beetle-like flying insects at the forefront, their diverse giant horns creating a three-dimensional cross-arrow formation.
Behind them, the main force comprised of mantis-like and wasp-like insects, numbering around thirty. Clearly, their main mode of attack was the scythe-like forelegs and the sharp stingers at their rears.