A colossal Decepticon from the year 2025, Gigant Bomb traveled through the Blasty Zone to the year 2004. Joining with the Decepticons of that era and partnering with Smokesniper to form the super aircraft Gigant Sniper, Gigant Bomb is a grave threat to the Autobots. Luckily for them, his old enemies Star Saber and Victory Leo have followed him to the past! Gigant Bomb has an internal purification plant that can rapidly absorb and utilize almost any form of energy, enhancing his offensive and defensive capabilities.