Hound

The is a Trigger developed for Gunners and Shooters.

Abilities
The Hound allows the user to fire guided bullets, after either a single target or multiple targets.

Black Trigger Capture Arc
This Trigger was first seen being used by Izumi to attack Arashiyama while the former defended himself from the latter's shots. Usami explains its functions to Osamu and Yūma.

B-Rank Rank Battles Arc
Ninomiya uses Hound to attack Yūma and Kageura by breaking their defenses. During round 5, Chika combines Hound with Lead Bullet to incapacitate Teruya.

Lead Bullet Hound
The Lead Bullet Hound (鉛弾の誘導弾 (Reddo Baretto no Haundo)) produces a black cube in Shooter mode. It is an amalgamation of Hound and Lead Bullet; it possesses the pursuit feature of the former and the heavy weight feature of the latter.

Trivia

 * The hound is a dog whose main purpose is to aid hunters by tracking prey with scent, similar to how this Trigger tracks and follows an opponent.